13-letter words starting with P
Embark on a linguistic journey with words that begin with the letter P. This section showcases how P at the start shapes the identity and sound of various words. From commonly used terms to rare finds, explore the diverse range of words that start with P, enriching your vocabulary and appreciation for language.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| psychological | 26 | mental or emotional as opposed to physical in nature | give psychological support |
| participating | 20 | taking part in an activity | the participating organizations |
| participation | 19 | the act of sharing in the activities of a group | - |
| philosophical | 25 | characterized by the attitude of a philosopher; meeting trouble with level-headed detachment | philosophical resignation |
| pronunciation | 17 | the way a word or a language is customarily spoken | the pronunciation of Chinese is difficult for foreigners |
| psychoanalyst | 26 | a licensed practitioner of psychoanalysis | - |
| perfectionist | 20 | a person who is displeased by anything that does not meet very high standards | - |
| parliamentary | 20 | having the supreme legislative power resting with a body of cabinet ministers chosen from and responsible to the legislature or parliament | parliamentary government |
| physiological | 24 | of or consistent with an organism's normal functioning | physiological processes |
| progressively | 22 | advancing in amount or intensity | - |
| psychosomatic | 27 | used of illness or symptoms resulting from neurosis | - |
| psychotherapy | 31 | the branch of psychiatry concerned with psychological methods | - |
| precautionary | 20 | taken in advance to protect against possible danger or failure | gave precautionary advice |
| preliminaries | 17 | - | - |
| predominantly | 21 | much greater in number or influence | the patients are predominantly indigenous |
| privatization | 27 | changing something from state to private ownership or control | - |
| predetermined | 19 | set in advance | at a predetermined time |
| proliferation | 18 | a rapid increase in number (especially a rapid increase in the number of deadly weapons) | the proliferation of nuclear weapons |
| paraphernalia | 20 | equipment consisting of miscellaneous articles needed for a particular operation or sport etc. | - |
| physiotherapy | 29 | therapy that uses physical agents: exercise and massage and other modalities | - |
| projectionist | 24 | the person who operates the projector in a movie house | - |
| precipitation | 19 | overly eager speed (and possible carelessness) | - |
| paradoxically | 28 | in a paradoxical manner | paradoxically, ice ages seem to occur when the sun gets hotter |
| premeditation | 18 | planning or plotting in advance of acting | - |
| petrochemical | 24 | any compound obtained from petroleum or natural gas | - |
| philanthropic | 25 | generous in assistance to the poor | philanthropic contributions |
| procrastinate | 17 | postpone doing what one should be doing | He did not want to write the letter and procrastinated for days |
| percussionist | 17 | a musician who plays percussion instruments | - |
| painstakingly | 23 | in a fastidious and painstaking manner | it is almost a waste of time painstakingly to learn the routines of selling |
| preoccupation | 21 | the act of taking occupancy before someone else does | - |
| perpendicular | 20 | a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting | - |
| professorship | 23 | the position of professor | - |
| psychoanalyze | 35 | subject to psychoanalytic treatment | - |
| particularity | 20 | the quality of being particular and pertaining to a specific case or instance | the particularity of human situations |
| paediatrician | 18 | a specialist in the care of babies | - |
| phenobarbital | 22 | a long-acting barbiturate used as a sedative | - |
| proportionate | 17 | exhibiting equivalence or correspondence among constituents of an entity or between different entities | - |
| postmodernism | 20 | genre of art and literature and especially architecture in reaction against principles and practices of established modernism | - |
| phytoplankton | 27 | photosynthetic or plant constituent of plankton; mainly unicellular algae | - |
| preconception | 21 | an opinion formed beforehand without adequate evidence | he did not even try to confirm his preconceptions |
| perfectionism | 22 | a disposition to feel that anything less than perfect is unacceptable | his perfectionism seemed excessive to his students |
| powerlessness | 18 | the quality of lacking strength or power; being weak and feeble | - |
| profitability | 23 | the quality of affording gain or benefit or profit | - |
| precipitating | 20 | bringing on suddenly or abruptly | the completion of the railroad was the precipitating cause in the extinction of waterborne commerce |
| predominately | 21 | - | - |
| provocatively | 26 | in a provocative manner | `Try it,' he said provocatively |
| provisionally | 21 | temporarily and conditionally | they have agreed provisionally |
| polycarbonate | 22 | - | - |
| posttraumatic | 19 | - | - |
| preponderance | 20 | a superiority in numbers or amount | a preponderance of evidence against the defendant |
| perspicacious | 21 | mentally acute or penetratingly discerning | much too perspicacious to be taken in by so spurious an argument |
| postoperative | 20 | happening or done after a surgical operation | postoperative complications |
| preternatural | 15 | surpassing the ordinary or normal | Beyond his preternatural affability there is some acid and some steel |
| privatisation | 18 | changing something from state to private ownership or control | - |
| pusillanimous | 17 | lacking in courage and manly strength and resolution; contemptibly fearful | - |
| pronouncement | 19 | an authoritative declaration | - |
| participatory | 22 | affording the opportunity for individual participation | participatory democracy |
| problematical | 21 | making great mental demands; hard to comprehend or solve or believe | - |
| philosophized | 33 | - | - |
| pointlessness | 15 | total lack of meaning or ideas | - |
| postmodernist | 18 | of or relating to postmodernism | postmodernist architecture |
| probabilistic | 21 | of or relating to the Roman Catholic philosophy of probabilism | - |
| preadolescent | 18 | of or relating to or designed for children between the ages of 9 and 12 | - |
| precipitately | 22 | at breakneck speed | - |
| psychokinetic | 29 | moving an object without apparent use of physical means | - |
| proselytizing | 28 | - | - |
| propagandized | 29 | - | - |
| prophetically | 25 | in a prophetic manner | he prophetically anticipated the disaster |
| psychoanalyse | 26 | subject to psychoanalytic treatment | - |
| parenthetical | 20 | qualifying or explaining; placed or as if placed in parentheses | parenthetical remarks |
| philosophiser | 23 | someone who considers situations from a philosophical point of view | - |
| pharmacopoeia | 24 | a collection or stock of drugs | - |
| pharmaceutics | 24 | the art and science of preparing and dispensing drugs and medicines, | - |
| photochemical | 27 | of or relating to or produced by the effects of light on chemical systems | - |
| perambulating | 20 | strolling or walking around | perambulating nursemaids with their charges |
| penetratingly | 19 | with ability to see into deeply | the author treats his subject penetratingly |
| phallocentric | 22 | - | - |
| polypropylene | 25 | a polymer of propylene used as a thermoplastic molding material | - |
| pragmatically | 23 | in a realistic manner | we want to build a democratic society, but we must act pragmatically |
| pigheadedness | 21 | resolute adherence to your own ideas or desires | - |
| platitudinous | 16 | dull and tiresome but with pretensions of significance or originality | - |
| prevaricating | 21 | - | - |
| prohibitively | 26 | to a prohibitive degree | it is prohibitively expensive |
| precipitously | 22 | very suddenly and to a great degree | conditions that precipitously increase the birthrate |
| premenopausal | 19 | prior to menopause | - |
| prepossessing | 18 | creating a favorable impression | strong and vigorous and of prepossessing appearance |
| prehistorical | 20 | belonging to or existing in times before recorded history | - |
| pulverization | 27 | annihilation by pulverizing something | - |
| psychokinesis | 27 | the power to move something by thinking about it without the application of physical force | - |
| promiscuously | 22 | in an indiscriminate manner | she reads promiscuously |
| proparoxytone | 27 | word having stress or acute accent on the antepenult | - |
| passionflower | 21 | any of various chiefly tropical American vines some bearing edible fruit | - |
| paternalistic | 17 | benevolent but sometimes intrusive | - |
| persnicketier | 21 | - | - |
| paroccipitals | 21 | - | - |
| particoloured | 18 | having sections or patches colored differently and usually brightly | - |
| pentahydrates | 22 | - | - |
| pentavalences | 20 | - | - |
| peppercornier | 21 | - | - |
| peppermintier | 21 | - | - |
| periostitides | 16 | - | - |
| pernicketiest | 21 | - | - |
| parkinsonians | 19 | - | - |
| parchmentiest | 22 | - | - |
| paintballings | 18 | - | - |
| paradoxurines | 23 | - | - |
| pyritohedrons | 22 | - | - |
| putrification | 20 | - | - |
| putangitangis | 17 | - | - |
| pussyfootings | 22 | - | - |
| pulmonologist | 18 | - | - |
| pulmonologies | 18 | - | - |
| psychobabbled | 30 | - | - |
| procellarians | 17 | - | - |
| princessliest | 17 | - | - |
| prerehearsals | 18 | - | - |
| planigraphies | 21 | - | - |
| pickpocketing | 30 | - | - |
| phytosanitary | 24 | - | - |
| phototelegram | 21 | - | - |
| photoshopping | 26 | - | - |
| photoreactive | 23 | - | - |
| photomachines | 25 | - | - |
| photoblogging | 23 | - | - |
| phlegmagogics | 25 | - | - |
| plastinations | 15 | - | - |
| pneumonitides | 18 | - | - |
| polyarthritis | 21 | - | - |
| preformatives | 23 | - | - |
| prefinancings | 21 | - | - |
| predeliveries | 19 | - | - |
| preconceiting | 20 | - | - |
| postromantics | 19 | - | - |
| postpuberties | 19 | - | - |
| postmodifying | 25 | - | - |
| postdoctorals | 18 | - | - |
| pornification | 20 | - | - |
| petrochemists | 22 | - | - |
| premarketings | 22 | - | - |
| predischarges | 22 | - | - |
| predischarged | 23 | - | - |
| predepartures | 18 | - | - |
| precertifying | 24 | - | - |
| postfractures | 20 | - | - |
| prescreenings | 18 | - | - |
| pseudocoeloms | 20 | - | - |
| protoceratops | 19 | small horned dinosaur | - |
| problematizes | 28 | - | - |
| postmodernity | 21 | - | - |
| postmenopause | 19 | - | - |
| postliterates | 15 | - | - |
| postconciliar | 19 | - | - |
| postcommunist | 21 | - | - |
| postapartheid | 21 | - | - |
| placelessness | 17 | - | - |
| piloerections | 17 | - | - |
| phytonutrient | 21 | - | - |
| physicalizing | 33 | - | - |
| perioperative | 20 | - | - |
| pepperoncinis | 21 | - | - |
| parthenogenic | 21 | - | - |
| preadulthoods | 20 | - | - |
| preassemblies | 19 | - | - |
| problematized | 29 | - | - |
| premigrations | 18 | - | - |
| premenopauses | 19 | - | - |
| prelapsarians | 17 | - | - |
| preinstalling | 16 | - | - |
| preinductions | 18 | - | - |
| preharvesting | 22 | - | - |
| preemergences | 20 | - | - |
| preelectronic | 19 | - | - |
| preconfigures | 21 | - | - |
| preconfigured | 22 | - | - |
| preauthorizes | 27 | - | - |
| preauthorized | 28 | - | - |
| pararescuemen | 19 | - | - |
| pararescueman | 19 | - | - |
| pallidotomies | 18 | - | - |
| paleoclimatic | 21 | - | - |
| pediculosises | 18 | - | - |
| psittacosises | 17 | - | - |
| prostatitides | 16 | - | - |
| peritonitides | 16 | - | - |
| philhellenism | 23 | admiration for Greece and the Greeks and Greek customs | - |
| philosophists | 23 | - | - |
| philosophizer | 32 | someone who considers situations from a philosophical point of view | - |
| philosophizes | 32 | - | - |
| phlebectomies | 24 | - | - |
| phlebographic | 28 | - | - |
| phlebotomical | 24 | - | - |
| phlebotomised | 23 | - | - |
| philosophisms | 25 | - | - |
| philosophises | 23 | - | - |
| philhellenist | 21 | an admirer of Greece and everything Greek | - |
| philistinisms | 20 | - | - |
| phillumenists | 20 | - | - |
| philodendrons | 20 | - | - |
| philomathical | 25 | - | - |
| philosophised | 24 | - | - |
| phlebotomises | 22 | - | - |
| phlebotomists | 22 | - | - |
| phlebotomized | 32 | - | - |
| phonetisation | 18 | - | - |
| phonetization | 27 | - | - |
| phonocamptics | 26 | - | - |
| phonographers | 24 | - | - |
| phonographies | 24 | - | - |
| phonographist | 24 | - | - |
| phonometrical | 22 | - | - |
| phosphatidyls | 27 | - | - |
| phoneticizing | 30 | - | - |
| phoneticising | 21 | - | - |
| phlebotomizes | 31 | - | - |
| phlegmagogues | 23 | - | - |
| phlogisticate | 21 | - | - |
| phonasthenias | 21 | - | - |
| phonautograph | 24 | - | - |
| phonemicising | 23 | - | - |
| phonemicizing | 32 | - | - |
| phonendoscope | 23 | - | - |
| phosphatising | 24 | - | - |
| philharmonics | 25 | - | - |
| phantasmagory | 24 | - | - |
| pharmacopoeic | 26 | - | - |
| pharyngitides | 23 | - | - |
| pharyngitises | 22 | - | - |
| pharyngoscope | 26 | - | - |
| pharyngoscopy | 29 | - | - |
| phellogenetic | 21 | - | - |
| phelloplastic | 22 | - | - |
| phenanthrenes | 21 | - | - |
| pharmacopeias | 24 | - | - |
| phantasmalian | 20 | - | - |
| phantasmality | 23 | - | - |
| pharisaically | 23 | - | - |
| pharmaceutist | 22 | - | - |
| pharmacognosy | 26 | - | - |
| pharmacologic | 25 | of or relating to pharmacology | - |
| pharmacopeial | 24 | - | - |
| phenarsazines | 27 | - | - |
| phencyclidine | 26 | a drug used as an anesthetic by veterinarians; illicitly taken (originally in the form of powder or `dust') for its effects as a hallucinogen | - |
| phengophobias | 26 | - | - |
| phenothiazine | 30 | a compound used primarily in veterinary medicine to rid farm animals of internal parasites | - |
| phentolamines | 20 | - | - |
| phenylalanine | 21 | an essential amino acid found in proteins and needed for growth of children and for protein metabolism in children and adults; abundant in milk and eggs; it is normally converted to tyrosine in the human body | - |
| phenylalanins | 21 | - | - |
| phenylephrine | 26 | a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion | - |
| phenylmethyls | 29 | - | - |
| philanderings | 20 | - | - |
| philanthropes | 23 | - | - |
| phenomenology | 24 | a philosophical doctrine proposed by Edmund Husserl based on the study of human experience in which considerations of objective reality are not taken into account | - |
| phenomenizing | 30 | - | - |
| phenmetrazine | 29 | - | - |
| phenomenalise | 20 | - | - |
| phenomenalism | 22 | - | - |
| phenomenalist | 20 | - | - |
| phenomenality | 23 | - | - |
| phenomenalize | 29 | - | - |
| phenomenising | 21 | - | - |
| photographies | 24 | - | - |
| photooxidises | 26 | - | - |
| photooxidized | 36 | - | - |
| photooxidizes | 35 | - | - |
| photoperiodic | 23 | - | - |
| photophoreses | 23 | - | - |
| photophoresis | 23 | - | - |
| photopolymers | 25 | - | - |
| photopositive | 23 | - | - |
| photooxidised | 27 | - | - |
| photoneutrons | 18 | - | - |
| photographing | 25 | - | - |
| photographist | 24 | - | - |
| photogravures | 22 | - | - |
| photoionising | 19 | - | - |
| photoionizing | 28 | - | - |
| photometrists | 20 | - | - |
| photomontages | 21 | - | - |
| photonegative | 22 | - | - |
| photoproducts | 23 | - | - |
| photoreaction | 20 | - | - |
| photorealisms | 20 | - | - |
| photovoltaics | 23 | - | - |
| phragmoplasts | 23 | - | - |
| phrasemakings | 25 | - | - |
| phrasemongers | 21 | - | - |
| phraseographs | 24 | - | - |
| phraseography | 27 | - | - |
| phraseologies | 19 | - | - |
| phraseologist | 19 | - | - |
| phototypesets | 23 | - | - |
| phototropisms | 22 | - | - |
| photorealists | 18 | - | - |
| photoreceptor | 22 | - | - |
| photoreducing | 22 | - | - |
| photoscanning | 21 | - | - |
| photosettings | 19 | - | - |
| photostatting | 19 | - | - |
| photosynthate | 24 | - | - |
| phototoxicity | 30 | - | - |
| phreatophytes | 26 | - | - |
| photographers | 24 | - | - |
| phosphatizing | 33 | - | - |
| phosphorylase | 26 | - | - |
| phosphorylate | 26 | - | - |
| phosphuretted | 24 | - | - |
| photobiologic | 23 | - | - |
| photocathodes | 24 | - | - |
| photochemists | 25 | - | - |
| photochromics | 27 | - | - |
| phosphorizing | 33 | - | - |
| phosphorising | 24 | - | - |
| phosphaturias | 23 | - | - |
| phosphokinase | 27 | - | - |
| phospholipase | 25 | - | - |
| phospholipids | 26 | - | - |
| phosphorating | 24 | - | - |
| phosphoresced | 26 | - | - |
| phosphoresces | 25 | - | - |
| phosphoretted | 24 | - | - |
| photochromies | 25 | - | - |
| photochromism | 27 | - | - |
| photocomposed | 25 | - | - |
| photoemissive | 23 | of or relating to photoemission | - |
| photoengraved | 23 | - | - |
| photoengraver | 22 | - | - |
| photoengraves | 22 | - | - |
| photofinisher | 24 | - | - |
| photofissions | 21 | - | - |
| photogelatine | 19 | - | - |
| photogeologic | 22 | - | - |
| photoemission | 20 | an emission of photoelectrons (especially from a metallic surface) | - |
| photoelectron | 20 | an electron that is emitted from an atom or molecule by an incident photon | - |
| photocomposer | 24 | - | - |
| photocomposes | 24 | - | - |
| photocopiable | 24 | - | - |
| photocopyings | 26 | - | - |
| photocurrents | 20 | - | - |
| photodetector | 21 | - | - |
| photodynamics | 26 | - | - |
| photoelectric | 22 | of or pertaining to photoelectricity | the photoelectric effect |
| photoglyphies | 27 | - | - |
| phanerophytes | 26 | - | - |
| penuriousness | 15 | a state of lacking money | - |
| percipiencies | 21 | - | - |
| perditionable | 18 | - | - |
| perdurability | 21 | the property of being extremely durable | - |
| peregrinating | 17 | - | - |
| peregrination | 16 | traveling or wandering around | - |
| peregrinators | 16 | - | - |
| peregrinatory | 19 | - | - |
| perambulatory | 22 | - | - |
| perambulators | 19 | - | - |
| peppergrasses | 20 | - | - |
| pepperinesses | 19 | - | - |
| peptidoglycan | 24 | - | - |
| peptonisation | 17 | - | - |
| peptonization | 26 | - | - |
| peradventures | 19 | - | - |
| perambulation | 19 | a leisurely walk (usually in some public place) | - |
| peregrinities | 16 | - | - |
| perennibranch | 22 | - | - |
| perfectations | 20 | - | - |
| perichondrium | 23 | - | - |
| periclitating | 18 | - | - |
| pericynthions | 23 | - | - |
| perigastritis | 16 | - | - |
| perihepatitis | 20 | - | - |
| perimenopause | 19 | - | - |
| perimorphisms | 24 | - | - |
| perinephritis | 20 | - | - |
| perichondrial | 21 | - | - |
| perfusionists | 18 | - | - |
| perfectionate | 20 | - | - |
| perfectnesses | 20 | - | - |
| perfervidness | 22 | - | - |
| perfoliations | 18 | - | - |
| performatives | 23 | - | - |
| perfunctorily | 23 | in a set manner without serious attention; as a formality | he kissed her cheek perfunctorily |
| periodicalist | 18 | - | - |
| penultimately | 20 | - | - |
| pedunculation | 18 | - | - |
| pendulousness | 16 | - | - |
| peneplanation | 17 | - | - |
| penetrability | 20 | the quality of being penetrable (by people or light or missiles etc.) | - |
| penetratively | 21 | with ability to see into deeply | - |
| penetrometers | 17 | - | - |
| penicillamine | 19 | a drug (trade name Cuprimine) used to treat heavy metal poisoning and Wilson's disease and severe arthritis | - |
| penicillately | 20 | - | - |
| pendulosities | 16 | - | - |
| pendragonship | 22 | - | - |
| peevishnesses | 21 | - | - |
| peirastically | 20 | - | - |
| pelletisation | 15 | - | - |
| pelletization | 24 | - | - |
| pellucidities | 18 | - | - |
| pelotherapies | 20 | - | - |
| penalisations | 15 | - | - |
| penalizations | 24 | - | - |
| penicillation | 17 | - | - |
| penicilliform | 22 | - | - |
| penicillinase | 17 | enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic | - |
| pentadactyles | 21 | - | - |
| pentadactylic | 23 | - | - |
| pentadelphous | 21 | - | - |
| pentapeptides | 20 | - | - |
| pentaploidies | 18 | - | - |
| pentastichous | 20 | - | - |
| pentasyllabic | 22 | having or characterized by or consisting of five syllables | - |
| penthemimeral | 22 | - | - |
| pentacrinoids | 18 | - | - |
| pentabarbital | 19 | - | - |
| peninsularity | 18 | - | - |
| peninsulating | 16 | - | - |
| penitentially | 18 | showing remorse | - |
| pennilessness | 15 | a state of lacking money | - |
| pennywhistles | 24 | - | - |
| penologically | 21 | - | - |
| pensilenesses | 15 | - | - |
| pensivenesses | 18 | - | - |
| pentobarbital | 19 | a barbiturate (trade name Nembutal) used as a sedative and hypnotic and antispasmodic | - |
| persistencies | 17 | - | - |
| perspicuously | 22 | in a clear and lucid manner | - |
| perspirations | 17 | - | - |
| pertinacities | 17 | - | - |
| perturbations | 17 | - | - |
| pervasiveness | 21 | the quality of filling or spreading throughout | the pervasiveness of the odor of cabbage in tenement hallways |
| pervertedness | 19 | - | - |
| pervicacities | 22 | - | - |
| pessimistical | 19 | - | - |
| perspicuities | 19 | - | - |
| personalising | 16 | - | - |
| personalistic | 17 | - | - |
| personalities | 15 | - | - |
| personalizing | 25 | - | - |
| personifiable | 20 | - | - |
| perspectively | 25 | - | - |
| perspectivism | 24 | - | - |
| perspectivist | 22 | - | - |
| pestiferously | 21 | - | - |
| petrifactions | 20 | - | - |
| petrification | 20 | the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape | - |
| phagocytising | 25 | - | - |
| phagocytizing | 34 | - | - |
| phagocytosing | 25 | - | - |
| phalansterian | 18 | - | - |
| phalansteries | 18 | - | - |
| phalansterism | 20 | - | - |
| phalansterist | 18 | - | - |
| phaeomelanins | 20 | - | - |
| pettishnesses | 18 | - | - |
| petrocurrency | 22 | - | - |
| petroglyphies | 24 | - | - |
| petrographers | 21 | - | - |
| petrographies | 21 | - | - |
| petroliferous | 18 | - | - |
| petrophysical | 25 | - | - |
| pettifoggings | 21 | - | - |
| phanerogamous | 21 | - | - |
| perseveringly | 22 | with perseverance | - |
| periodicities | 18 | - | - |
| perispomenons | 19 | - | - |
| perissodactyl | 21 | placental mammals having hooves with an odd number of toes on each foot | - |
| perissologies | 16 | - | - |
| peritonitises | 15 | - | - |
| perityphlitis | 23 | - | - |
| perivitelline | 18 | - | - |
| perlustrating | 16 | - | - |
| perlustration | 15 | - | - |
| perishability | 23 | unsatisfactoriness by virtue of being subject to decay or spoilage or destruction | - |
| peripherality | 23 | - | - |
| periodisation | 16 | - | - |
| periodization | 25 | - | - |
| periodontally | 19 | - | - |
| periodontists | 16 | - | - |
| periodontitis | 16 | a disease that attacks the gum and bone and around the teeth | - |
| periostitises | 15 | - | - |
| periostracums | 19 | - | - |
| peripatetical | 19 | - | - |
| permacultures | 19 | - | - |
| permanentness | 17 | - | - |
| permanganates | 18 | - | - |
| perphenazines | 29 | - | - |
| perplexedness | 25 | - | - |
| perquisitions | 24 | - | - |
| perscrutation | 17 | - | - |
| perseverances | 20 | - | - |
| perseverating | 19 | - | - |
| perseveration | 18 | the act of persisting or persevering; continuing or repeating behavior | his perseveration continued to the point where it was no longer appropriate |
| perseverative | 21 | - | - |
| perpetuations | 17 | - | - |
| perpetualists | 17 | - | - |
| permeableness | 19 | the property of something that can be pervaded by a liquid (as by osmosis or diffusion) | - |
| permutability | 22 | ability to change sequence | - |
| permutational | 17 | - | - |
| pernoctations | 17 | - | - |
| peroxidations | 23 | - | - |
| perpetrations | 17 | - | - |
| perpetualisms | 19 | - | - |
| perseverators | 18 | - | - |
