13-letter words with F in the middle
Delve into the fascinating world of words where the letter F is nestled in the middle. This section highlights the unique placement of F in various words, illustrating how it contributes to their sound and meaning. From everyday language to more unusual terms, discover how F in the middle shapes the essence of these words.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| unfortunately | 19 | by bad luck | unfortunately it rained all day |
| uncomfortable | 22 | conducive to or feeling mental discomfort | this kind of life can prove disruptive and uncomfortable |
| disrespectful | 21 | neither feeling nor showing respect | - |
| unforgettable | 19 | impossible to forget | - |
| insignificant | 19 | small and unimpressive | an insignificant sum of money |
| confrontation | 18 | the act of hostile groups opposing each other | the government was not ready for a confrontation with the unions |
| manufacturing | 21 | the act of making something (a product) from raw materials | manufacturing is vital to Great Britain |
| significantly | 22 | in an important way or to an important degree | - |
| manifestation | 18 | an appearance in bodily form (as of a disembodied spirit) | - |
| justification | 25 | a statement in explanation of some action or belief | - |
| qualification | 27 | a statement that limits or restricts some claim | - |
| dysfunctional | 22 | (of a trait or condition) failing to serve an adjustive purpose | dysfunctional behavior |
| differentiate | 20 | evolve so as to lead to a new species or develop in a way most suited to the environment | - |
| configuration | 19 | an arrangement of parts or elements | the outcome depends on the configuration of influences at the time |
| reunification | 18 | the act of coming together again | monetary unification precipitated the reunification of the German state in October 1990 |
| reinforcement | 20 | a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission | - |
| clarification | 20 | the act of removing solid particles from a liquid | - |
| schadenfreude | 23 | delight in another person's misfortune | - |
| perfectionist | 20 | a person who is displeased by anything that does not meet very high standards | - |
| gratification | 19 | state of being gratified or satisfied | dull repetitious work gives no gratification |
| craftsmanship | 25 | skill in an occupation or trade | - |
| circumference | 24 | the size of something as given by the distance around it | - |
| defibrillator | 19 | an electronic device that administers an electric shock of preset voltage to the heart through the chest wall in an attempt to restore the normal rhythm of the heart during ventricular fibrillation | - |
| effectiveness | 24 | power to be effective; the quality of being able to bring about an effect | - |
| certification | 20 | confirmation that some fact or statement is true through the use of documentary evidence | - |
| overconfident | 22 | marked by excessive confidence | so overconfident and impudent as to speak to the queen |
| refrigeration | 17 | the process of cooling or freezing (e.g., food) for preservative purposes | - |
| unforeseeable | 18 | incapable of being anticipated | unforeseeable consequences |
| proliferation | 18 | a rapid increase in number (especially a rapid increase in the number of deadly weapons) | the proliferation of nuclear weapons |
| confederation | 19 | the state of being allied or confederated | - |
| overqualified | 29 | - | - |
| butterfingers | 19 | someone who drops things (especially one who cannot catch a ball) | - |
| magnificently | 24 | in an impressively beautiful manner | - |
| counterfeiter | 18 | someone who makes copies illegally | - |
| magnification | 21 | a photographic print that has been enlarged | - |
| uncomfortably | 25 | in physical discomfort | she lay on the couch, her body uncomfortably twisted |
| superficially | 23 | in a superficial manner | he was superficially interested |
| decaffeinated | 23 | - | - |
| unfashionable | 21 | not in accord with or not following current fashion | unfashionable clothes |
| infinitesimal | 18 | infinitely or immeasurably small | - |
| beneficiaries | 20 | - | - |
| professorship | 23 | the position of professor | - |
| informational | 18 | relating to or having the nature of information | - |
| mummification | 24 | (pathology) gangrene that develops in the presence of arterial obstruction and is characterized by dryness of the dead tissue and a dark brown color | - |
| confectionery | 23 | a confectioner's shop | - |
| deforestation | 17 | the removal of trees | - |
| weightlifting | 24 | bodybuilding by exercise that involves lifting weights | - |
| refurbishment | 23 | the state of being restored to its former good condition | - |
| indifferently | 23 | with indifference; in an indifferent manner | she shrugged indifferently |
| indefatigable | 20 | showing sustained enthusiastic action with unflagging vitality | an indefatigable advocate of equal rights |
| amplification | 22 | the amount of increase in signal power or voltage or current expressed as the ratio of output to input | - |
| insufficiency | 26 | lack of an adequate quantity or number | - |
| mortification | 20 | an instance in which you are caused to lose your prestige or self-respect | - |
| affirmatively | 27 | in an affirmative manner | - |
| confectionary | 23 | a confectioner's shop | - |
| unflinchingly | 25 | - | - |
| perfectionism | 22 | a disposition to feel that anything less than perfect is unacceptable | his perfectionism seemed excessive to his students |
| profitability | 23 | the quality of affording gain or benefit or profit | - |
| infallibility | 21 | the quality of never making an error | - |
| mystification | 23 | confusion resulting from failure to understand | - |
| conflagration | 19 | a very intense and uncontrolled fire | - |
| rectification | 20 | the act of offering an improvement to replace a mistake; setting right | - |
| steadfastness | 17 | loyalty in the face of trouble and difficulty | - |
| artificiality | 21 | the quality of being produced by people and not occurring naturally | - |
| disfigurement | 20 | an appearance that has been spoiled or is misshapen | there were distinguishing disfigurements on the suspect's back |
| beatification | 20 | a state of supreme happiness | - |
| carboniferous | 20 | from 345 million to 280 million years ago | - |
| unjustifiable | 25 | incapable of being justified or explained | - |
| soundproofing | 20 | - | - |
| specification | 22 | a detailed description of design criteria for a piece of work | - |
| glorification | 19 | a state of high honor | - |
| inflexibility | 28 | a lack of physical flexibility | - |
| confraternity | 21 | - | - |
| effervescence | 26 | the property of giving off bubbles | - |
| confessionary | 21 | - | - |
| disgracefully | 23 | in a dishonorable manner or to a dishonorable degree | his grades were disgracefully low |
| unjustifiably | 28 | without any excuse | he is unjustifiably harsh on her |
| wonderfulness | 20 | admirable excellence | - |
| reaffirmation | 21 | renewed affirmation | - |
| scarification | 20 | - | - |
| ineffectively | 27 | in an ineffective manner | he dealt with the problem rather ineffectively |
| nullification | 18 | the act of nullifying; making null and void; counteracting or overriding the effect or force of something | - |
| disqualifying | 30 | depriving of legal right; rendering legally disqualified | - |
| calcification | 22 | an inflexible and unchanging state | the calcification of negotiations |
| unselfishness | 19 | acting generously | - |
| unfashionably | 24 | in an unfashionable manner | she seemed to make a point of being unfashionably dressed |
| waterproofing | 22 | the act of treating something to make it repel water | - |
| refrigerating | 18 | causing cooling or freezing | - |
| reforestation | 16 | the restoration (replanting) of a forest that had been reduced by fire or cutting | - |
| splendiferous | 19 | having great beauty and splendor | a kind of splendiferous native simplicity |
| superfluously | 21 | in a superfluous manner | superfluously, he added his silly comments to the discussion |
| passionflower | 21 | any of various chiefly tropical American vines some bearing edible fruit | - |
| halfheartedly | 26 | - | - |
| inflorescence | 20 | the time and process of budding and unfolding of blossoms | - |
| maxillofacial | 27 | of or relating to the upper jaw and face (particularly with reference to specialized surgery of the maxilla) | maxillofacial surgery |
| misidentified | 20 | - | - |
| nonconformist | 20 | not conforming to some norm or socially approved pattern of behavior or thought | their rabidly nonconformist deportment has made them legendary |
| draftsmanship | 24 | the creation of artistic pictures or diagrams | - |
| acidification | 21 | the process of becoming acid or being converted into an acid | - |
| afforestation | 19 | the conversion of bare or cultivated land into forest (originally for the purpose of hunting) | - |
| deceitfulness | 19 | the quality of being crafty | - |
| defibrillated | 20 | - | - |
| liquifactions | 27 | - | - |
| jaloallofanes | 23 | - | - |
| microfunguses | 21 | - | - |
| misreferenced | 21 | - | - |
| massification | 20 | - | - |
| housewifelier | 22 | - | - |
| informatising | 19 | - | - |
| informatizing | 28 | - | - |
| overfatiguing | 21 | - | - |
| overfavouring | 23 | - | - |
| overstaffings | 23 | - | - |
| multifamilies | 20 | - | - |
| nonreflective | 21 | not capable of physical reflection | - |
| nonfulfilment | 21 | - | - |
| noncolourfast | 18 | - | - |
| childproofing | 25 | - | - |
| couchsurfings | 24 | - | - |
| crowdfundings | 24 | - | - |
| configurators | 19 | - | - |
| contrafagotti | 19 | - | - |
| astroturfings | 17 | - | - |
| bushfightings | 26 | - | - |
| butterflyfish | 27 | tropical fish with huge fanlike pectoral fins for underwater gliding; unrelated to searobins | - |
| backflippings | 29 | - | - |
| bellyflopping | 26 | - | - |
| draughtproofs | 23 | - | - |
| ecofriendlier | 19 | - | - |
| gamifications | 21 | - | - |
| giftwrappings | 25 | - | - |
| disfunctional | 19 | - | - |
| desulfurating | 18 | - | - |
| desulfuration | 17 | - | - |
| desulfurisers | 17 | - | - |
| desulfurizers | 26 | - | - |
| typefoundries | 22 | - | - |
| spritefulness | 18 | - | - |
| sulfurization | 25 | - | - |
| sulfonmethane | 21 | - | - |
| unthriftihead | 23 | - | - |
| underfulfills | 20 | - | - |
| underfeedings | 19 | - | - |
| unhelpfulness | 21 | an inability to be helpful | - |
| unfrequenting | 26 | - | - |
| unfatherliest | 19 | - | - |
| retransfusing | 17 | - | - |
| putrification | 20 | - | - |
| pussyfootings | 22 | - | - |
| preformatives | 23 | - | - |
| prefinancings | 21 | - | - |
| postmodifying | 25 | - | - |
| pornification | 20 | - | - |
| speechifyings | 27 | - | - |
| shrinkflation | 23 | - | - |
| shirtfronting | 20 | - | - |
| shapeshifting | 25 | - | - |
| shapeshifters | 24 | - | - |
| skinflintiest | 20 | - | - |
| specificatory | 25 | - | - |
| spaghettifies | 22 | - | - |
| spaghettified | 23 | - | - |
| rustproofings | 19 | - | - |
| scientificity | 23 | - | - |
| precertifying | 24 | - | - |
| postfractures | 20 | - | - |
| antifrictions | 18 | - | - |
| defamiliarize | 28 | - | - |
| defragmenters | 20 | - | - |
| desanctifying | 23 | - | - |
| cotransferred | 19 | - | - |
| counterfiring | 19 | - | - |
| hyperfeminine | 26 | - | - |
| exfiltrations | 23 | - | - |
| antiformalism | 20 | - | - |
| breastfeeders | 19 | - | - |
| bioinformatic | 22 | - | - |
| biorefineries | 18 | - | - |
| preconfigures | 21 | - | - |
| preconfigured | 22 | - | - |
| unfunninesses | 16 | - | - |
| unforeseeably | 21 | - | - |
| underinformed | 20 | - | - |
| untactfulness | 18 | - | - |
| singlefooting | 18 | - | - |
| semiofficials | 23 | - | - |
| sulforaphanes | 21 | - | - |
| multifeatured | 19 | - | - |
| midafternoons | 19 | - | - |
| microfinances | 22 | - | - |
| overcarefully | 24 | - | - |
| nonflammables | 22 | - | - |
| nonpurposeful | 20 | - | - |
| unconformable | 22 | not correspondent | a description unconformable to previous accounts |
| unconformably | 25 | - | - |
| unblindfolded | 21 | - | - |
| unbeautifully | 21 | - | - |
| underinflated | 18 | - | - |
| underfinanced | 20 | - | - |
| underfinished | 21 | - | - |
| underfundings | 19 | - | - |
| underperforms | 21 | - | - |
| understaffing | 21 | - | - |
| undersheriffs | 23 | - | - |
| trustafarians | 16 | - | - |
| tubuliflorous | 18 | - | - |
| tufftaffeties | 25 | - | - |
| trypaflavines | 24 | - | - |
| triggerfishes | 21 | - | - |
| trifurcations | 18 | - | - |
| ultrararefied | 17 | - | - |
| umbelliferous | 20 | relating to or belonging to plants of the family Umbelliferae | - |
| umbraculiform | 24 | - | - |
| tunefulnesses | 16 | - | - |
| twofoldnesses | 20 | - | - |
| typefoundings | 23 | - | - |
| typifications | 23 | - | - |
| ultraleftists | 16 | - | - |
| ultraleftisms | 18 | - | - |
| ultrafiltrate | 16 | - | - |
| uglifications | 19 | - | - |
| ultrafamiliar | 18 | - | - |
| ultrafeminine | 18 | - | - |
| ultrafiltered | 17 | - | - |
| ultrapowerful | 21 | - | - |
| unperformable | 22 | - | - |
| unpitifulness | 18 | - | - |
| unqualifiedly | 29 | without qualification or limitation | - |
| unqualifiable | 27 | - | - |
| unperfectness | 20 | - | - |
| unmistrustful | 18 | - | - |
| unmindfulness | 19 | the trait of forgetting or ignoring your responsibilities | - |
| unperfections | 20 | - | - |
| unskilfulness | 20 | - | - |
| unsteadfastly | 20 | - | - |
| unspecifiable | 22 | - | - |
| unsuperfluous | 18 | - | - |
| unruffledness | 20 | - | - |
| unsanctifying | 22 | - | - |
| unsatisfiable | 18 | not capable of being satisfied | he knew the trap of unsatisfiable longing |
| unreproachful | 23 | - | - |
| unrestfulness | 16 | - | - |
| unenforceable | 20 | not enforceable; not capable of being brought about by compulsion | an unenforceable law |
| undutifulness | 17 | impiety characterized by lack of devotion to duty | - |
| unelectrified | 19 | - | - |
| unfalteringly | 20 | with determination; in a determined manner | - |
| unfamiliarity | 21 | unusualness as a consequence of not being well known | - |
| unfeelingness | 17 | devoid of passion or feeling; hardheartedness | - |
| unfeignedness | 18 | - | - |
| unfeudalising | 18 | - | - |
| unfeudalizing | 27 | - | - |
| unfalsifiable | 21 | - | - |
| unfailingness | 17 | - | - |
| unexemplified | 28 | - | - |
| unfixednesses | 24 | - | - |
| undersurfaces | 19 | - | - |
| undifferenced | 23 | - | - |
| undiscomfited | 22 | - | - |
| undiversified | 21 | not diversified | - |
| uninflammable | 22 | - | - |
| uninfluential | 16 | not influential | - |
| uninforceable | 20 | - | - |
| uninformative | 21 | lacking information | - |
| unfulfillable | 21 | - | - |
| unfriendships | 22 | - | - |
| unfriendliest | 17 | - | - |
| unforeskinned | 21 | - | - |
| unforgettably | 22 | in a memorable manner | - |
| unforgiveness | 20 | - | - |
| unforthcoming | 24 | - | - |
| unfoundedness | 18 | - | - |
| unhealthfully | 25 | - | - |
| unhurtfulness | 19 | - | - |
| uniformnesses | 18 | - | - |
| vinifications | 21 | - | - |
| vilifications | 21 | - | - |
| vitrifactions | 21 | - | - |
| versification | 21 | a metrical adaptation of something (e.g., of a prose text) | - |
| versificators | 21 | - | - |
| wakefulnesses | 23 | - | - |
| wafflestomper | 26 | - | - |
| wasterfulness | 19 | - | - |
| waterflooding | 21 | - | - |
| waterfowlings | 23 | - | - |
| waterproofers | 21 | - | - |
| vitrifactures | 21 | - | - |
| vociferations | 21 | - | - |
| vitrification | 21 | a vitrified substance; the glassy result of being vitrified | - |
| vivifications | 24 | - | - |
| vouchsafement | 26 | - | - |
| unthriftiness | 19 | - | - |
| unthriftyhead | 26 | - | - |
| unthriftyheds | 26 | - | - |
| unvitrifiable | 21 | - | - |
| untunefulness | 16 | - | - |
| untransformed | 19 | - | - |
| veneficiously | 24 | - | - |
| verifiability | 24 | - | - |
| verifications | 21 | - | - |
| verbification | 23 | - | - |
| weatherproofs | 24 | - | - |
| woodcraftsmen | 24 | - | - |
| zombification | 31 | - | - |
| yuppification | 25 | - | - |
| zestfulnesses | 25 | - | - |
| zincification | 29 | - | - |
| zinkification | 31 | - | - |
| woodcraftsman | 24 | - | - |
| weightlifters | 23 | - | - |
| werewolferies | 22 | - | - |
| wishfulnesses | 22 | - | - |
| wistfulnesses | 19 | - | - |
| wolfishnesses | 22 | - | - |
| willfulnesses | 19 | - | - |
| wineglassfuls | 20 | - | - |
| winterfeeding | 21 | - | - |
| photofinisher | 24 | - | - |
| photofissions | 21 | - | - |
| perfectations | 20 | - | - |
| 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 |
| penicilliform | 22 | - | - |
| personifiable | 20 | - | - |
| 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 | - |
| petroliferous | 18 | - | - |
| pettifoggings | 21 | - | - |
| pontificality | 23 | - | - |
| pontificating | 21 | - | - |
| pontification | 20 | - | - |
| pontificators | 20 | - | - |
| polleniferous | 18 | - | - |
| polliniferous | 18 | - | - |
| praefectorial | 20 | - | - |
| powerliftings | 22 | - | - |
| postfeminisms | 22 | - | - |
| postfeminists | 20 | - | - |
| postinfection | 20 | - | - |
| pitifulnesses | 18 | - | - |
| plentifulness | 18 | a full supply | - |
| platiniferous | 18 | - | - |
| playfulnesses | 21 | - | - |
| plebification | 22 | - | - |
| preterperfect | 22 | - | - |
| prescientific | 22 | - | - |
| presanctifies | 20 | - | - |
| presanctified | 21 | - | - |
| prequalifying | 31 | - | - |
| presignifying | 23 | - | - |
| prespecifying | 26 | - | - |
| profectitious | 20 | - | - |
| profusenesses | 18 | - | - |
| professionals | 18 | - | - |
| professorates | 18 | - | - |
| professoriate | 18 | - | - |
| professoriats | 18 | - | - |
| proficiencies | 22 | - | - |
| profiteerings | 19 | - | - |
| proliferating | 19 | - | - |
| proliferative | 21 | - | - |
| proliferously | 21 | - | - |
| prolificacies | 22 | - | - |
| prolification | 20 | - | - |
| prolificities | 20 | - | - |
| profanenesses | 18 | - | - |
| prizefighters | 31 | - | - |
| prizefighting | 32 | - | - |
| predefinition | 19 | - | - |
| preamplifiers | 22 | - | - |
| prayerfulness | 21 | - | - |
| preachifyings | 27 | - | - |
| prefabricated | 23 | - | - |
| prefabricates | 22 | - | - |
| prefabricator | 22 | - | - |
| prefatorially | 21 | - | - |
| preferability | 23 | - | - |
| prefigurating | 20 | - | - |
| prefiguration | 19 | the act of providing vague advance indications; representing beforehand | - |
| prefigurative | 22 | indistinctly prophetic | - |
| prefigurement | 21 | - | - |
| preflorations | 18 | - | - |
| prefoliations | 18 | - | - |
| preformations | 20 | - | - |
| preformatting | 21 | - | - |
| preformulated | 21 | - | - |
| preformulates | 20 | - | - |
| purifications | 20 | - | - |
| pushfulnesses | 21 | - | - |
| putrefactions | 20 | - | - |
| qualificative | 30 | - | - |
| quarterfinals | 25 | - | - |
| quarterstaffs | 28 | - | - |
| qualificators | 27 | - | - |
| qualificatory | 30 | - | - |
| quartziferous | 34 | - | - |
| quatrefeuille | 25 | - | - |
| quadrifarious | 26 | - | - |
| quadrifoliate | 26 | - | - |
| proofreadings | 20 | - | - |
| redefinitions | 17 | - | - |
| recomfortless | 20 | - | - |
| recomfortures | 20 | - | - |
| reconfiguring | 20 | - | - |
| reflexologies | 24 | - | - |
| refractometer | 20 | measuring instrument for measuring the refractive index of a substance | - |
| refractometry | 23 | - | - |
| refrigerative | 20 | - | - |
| refrigerators | 17 | - | - |
| refrigeratory | 20 | - | - |
| refringencies | 19 | - | - |
| refoundations | 17 | - | - |
| reformulation | 18 | - | - |
| reflexologist | 24 | - | - |
| refocillating | 19 | - | - |
| refocillation | 18 | - | - |
| reformability | 23 | - | - |
| reformational | 18 | - | - |
| reformatories | 18 | - | - |
| reformulating | 19 | - | - |
| refundability | 22 | - | - |
| refurbishings | 22 | - | - |
| regretfulness | 17 | - | - |
| regardfulness | 18 | - | - |
| reflexivities | 26 | - | - |
| reflectograph | 24 | - | - |
| reflectometer | 20 | a meter that measures the reflectance of a surface | - |
| reflectometry | 23 | - | - |
| reflectorised | 19 | - | - |
| reflectorises | 18 | - | - |
| reflectorized | 28 | - | - |
| reflectorizes | 27 | - | - |
| reflexibility | 28 | - | - |
| reflectograms | 21 | - | - |
| refinednesses | 17 | - | - |
| refashionment | 21 | - | - |
| referendaries | 17 | - | - |
| referentially | 19 | - | - |
| reflexiveness | 26 | the coreferential relation between a reflexive pronoun and its antecedent | - |
| rarefactional | 18 | - | - |
| rarefications | 18 | - | - |
| ratifications | 18 | - | - |
| raffishnesses | 22 | - | - |
| ramifications | 20 | - | - |
| rangefindings | 19 | - | - |
| recentrifuged | 20 | - | - |
| recentrifuges | 19 | - | - |
| reclassifying | 22 | - | - |
| reafforesting | 20 | - | - |
| restfulnesses | 16 | - | - |
| retransferred | 17 | - | - |
| retransformed | 19 | - | - |
| resentfulness | 16 | - | - |
| resolidifying | 21 | - | - |
| resourcefully | 21 | in a resourceful manner | - |
| retroflexions | 23 | - | - |
| retroflection | 18 | an articulatory gesture made by turning the tip of the tongue back against the roof of the mouth | - |
| retrofittings | 17 | - | - |
| remanufacture | 20 | - | - |
| reidentifying | 21 | - | - |
| reinforceable | 20 | - | - |
| reinfestation | 16 | - | - |
| reposefulness | 18 | - | - |
| reptiliferous | 18 | - | - |
| reproachfully | 26 | in a reproving or reproachful manner | - |
| scorification | 20 | - | - |
| sceneshifters | 21 | - | - |
| schoolfellows | 24 | - | - |
| schutzstaffel | 33 | special police force in Nazi Germany founded as a personal bodyguard for Adolf Hitler in 1925; the SS administered the concentration camps | - |
| selfishnesses | 19 | - | - |
| scruffinesses | 21 | - | - |
| sacrificeable | 22 | may be deliberately sacrificed to achieve an objective | - |
| sacrificially | 23 | - | - |
| rutherfordium | 22 | a radioactive transuranic element which has been synthesized | - |
| ruthfulnesses | 19 | - | - |
| saccharifying | 27 | - | - |
| satisfactions | 18 | - | - |
| scarificators | 20 | - | - |
| scathefulness | 21 | - | - |
| scalariformly | 23 | - | - |
| scalpelliform | 22 | - | - |
| salifications | 18 | - | - |
| safecrackings | 25 | - | - |
| sanctifyingly | 25 | - | - |
| slumpflations | 20 | - | - |
| softheartedly | 23 | - | - |
| skilfulnesses | 20 | - | - |
| soothfastness | 19 | - | - |
| soulfulnesses | 16 | - | - |
| sorrowfulness | 19 | a state of gloomy sorrow | - |
| soporifically | 23 | - | - |
| sorbefacients | 20 | - | - |
| spadicifloral | 21 | - | - |
| solifidianism | 19 | - | - |
| solifluctions | 18 | - | - |
