11-letter words starting with U
Embark on a linguistic journey with words that begin with the letter U. This section showcases how U 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 U, enriching your vocabulary and appreciation for language.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| underground | 14 | conducted with or marked by hidden aims or methods | underground resistance |
| unconscious | 15 | that part of the mind wherein psychic activity takes place of which the person is unaware | - |
| unfortunate | 14 | not auspicious; boding ill | - |
| unnecessary | 16 | not necessary | - |
| undoubtedly | 18 | without doubt; certainly | it's undoubtedly very beautiful |
| unstoppable | 17 | not capable of being stopped | as unstoppable as the wind |
| unavailable | 16 | not available or accessible or at hand | fresh milk was unavailable during the emergency |
| uncertainty | 16 | the state of being unsure of something | - |
| unimportant | 15 | devoid of importance, meaning, or force | - |
| unthinkable | 20 | incapable of being conceived or considered | - |
| unification | 16 | an occurrence that involves the production of a union | - |
| untouchable | 18 | belongs to lowest social and ritual class in India | - |
| unhappiness | 18 | emotions experienced when not in a state of well-being | - |
| unrealistic | 13 | not realistic | unrealistic expectations |
| unannounced | 14 | without warning or announcement | they arrived unannounced |
| unprotected | 16 | lacking protection or defense | - |
| undertaking | 17 | any piece of work that is undertaken or attempted | he prepared for great undertakings |
| unfulfilled | 18 | of persons; marked by failure to realize full potentialities | unfulfilled and uneasy men |
| unspeakable | 19 | too sacred to be uttered | - |
| unavoidable | 17 | impossible to avoid or evade | an unavoidable accident |
| untraceable | 15 | incapable of being traced or tracked down | an untraceable source |
| unexplained | 21 | having the reason or cause not made clear | an unexplained error |
| unbreakable | 19 | impossible to break especially under ordinary usage | unbreakable plastic dinnerwear |
| undisturbed | 15 | untroubled by interference or disturbance | he could pursue his studies undisturbed |
| unwittingly | 18 | without knowledge or intention | he unwittingly deleted the references |
| unknowingly | 22 | without knowledge or intention | - |
| unforgiving | 19 | not to be placated or appeased or moved by entreaty | - |
| ultraviolet | 14 | radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays | - |
| unanimously | 16 | of one mind; without dissent | the Senate unanimously approved the bill |
| unaccounted | 16 | - | - |
| unreachable | 18 | inaccessibly located or situated | an unreachable canyon |
| universally | 17 | - | - |
| unscheduled | 18 | not scheduled or not on a regular schedule | an unscheduled meeting |
| uncivilized | 26 | without civilizing influences | fighting is crude and uncivilized especially if the weapons are efficient |
| undermining | 15 | - | - |
| undesirable | 14 | not wanted | undesirable impurities in steel |
| unpatriotic | 15 | showing lack of love for your country | - |
| unconfirmed | 19 | not finally established or settled | an unconfirmed letter of credit |
| uninhabited | 17 | not having inhabitants; not lived in | an uninhabited island |
| unsatisfied | 15 | not having been satisfied | - |
| undisclosed | 15 | not made known | - |
| unsolicited | 14 | not requested or sought | unsolicited junk mail |
| unqualified | 24 | legally not qualified or sufficient | a wife is usually considered unqualified to testify against her husband |
| unrelenting | 12 | never-ceasing | - |
| undignified | 17 | lacking dignity | - |
| understated | 13 | exhibiting restrained good taste | the room is pleasant and understated |
| unpublished | 19 | not published | unpublished letters and diaries |
| unwillingly | 18 | in an unwilling manner | he had sinned against her unwillingly |
| unrighteous | 15 | not righteous | an unrighteous man |
| unfavorable | 19 | involving or creating circumstances detrimental to success or effectiveness | made an unfavorable impression |
| unmitigated | 15 | not diminished or moderated in intensity or severity; sometimes used as an intensifier | unmitigated suffering |
| unregulated | 13 | without regulation or discipline | an unregulated environment |
| undergrowth | 19 | the brush (small trees and bushes and ferns etc.) growing beneath taller trees in a wood or forest | - |
| undersigned | 14 | - | - |
| unimpressed | 16 | not moved to serious regard | trying to appear unimpressed |
| unbeknownst | 20 | without someone's knowledge | unbeknownst to me, she made all the arrangements |
| unjustified | 22 | lacking justification or authorization | - |
| uninhibited | 17 | not inhibited or restrained | uninhibited exuberance |
| unconcerned | 16 | easy in mind; not worried | the prisoner seems entirely unconcerned as to the outcome of the examination |
| unspeakably | 22 | to an inexpressible degree | - |
| underhanded | 17 | marked by deception | - |
| unshakeable | 20 | - | - |
| underweight | 19 | being very thin | - |
| unconnected | 16 | lacking orderly continuity | - |
| unemotional | 13 | cool and formal in manner | - |
| unequivocal | 25 | clearly defined or formulated | the plain and unequivocal language of the laws |
| unrepentant | 13 | stubbornly persistent in wrongdoing | - |
| unblemished | 19 | free from physical or moral spots or stains | an unblemished record |
| unwarranted | 15 | without a basis in reason or fact | unwarranted jealousy |
| unambiguous | 16 | admitting of no doubt or misunderstanding; having only one meaning or interpretation and leading to only one conclusion | - |
| undeveloped | 18 | not developed, improved, exploited or used | vast unexploited (or undeveloped) natural resources |
| uncountable | 15 | - | - |
| uncompleted | 18 | not yet finished | an uncompleted play |
| unnaturally | 14 | not according to nature; not by natural means | - |
| unobtrusive | 16 | not obtrusive or undesirably noticeable | a quiet, unobtrusive life of self-denial |
| unavoidably | 20 | by necessity | - |
| undeserving | 16 | not deserving | the undeserving poor |
| unbelieving | 17 | rejecting any belief in gods | - |
| unmotivated | 17 | without motivation | - |
| unpalatable | 15 | not pleasant or acceptable to the taste or mind | an unpalatable meal |
| unsurpassed | 14 | not capable of being improved on | - |
| unabashedly | 20 | in an unabashed manner | unabashedly, he asked for more |
| undervalued | 16 | - | - |
| uncommitted | 18 | not associated in an exclusive sexual relationship | - |
| unconquered | 23 | not conquered | - |
| unflappable | 20 | not easily perturbed or excited or upset; marked by extreme calm and composure | unflappable in a crisis |
| unflinching | 20 | not shrinking from danger | - |
| undrinkable | 18 | unsuitable for drinking | - |
| upholsterer | 16 | a craftsman who upholsters furniture | - |
| undermanned | 15 | inadequate in number of workers or assistants etc. | - |
| uncatchable | 20 | - | - |
| uncivilised | 17 | without civilizing influences | - |
| unorganized | 22 | not affiliated in a trade union | the workers in the plant were unorganized |
| unendurable | 14 | incapable of being tolerated or endured | - |
| uselessness | 11 | the quality of having no practical use | - |
| unspecified | 19 | not stated explicitly or in detail | threatened unspecified reprisals |
| unalterable | 13 | not capable of being changed or altered | unalterable resolve |
| undershorts | 15 | - | - |
| unchristian | 16 | not of a Christian faith | - |
| uncorrupted | 16 | (of language) not having its purity or excellence debased | uncorrupted English |
| uncontested | 14 | not disputed and not made the object of contention or competition | uncontested authority |
| unravelling | 15 | - | - |
| ultrasonics | 13 | - | - |
| unashamedly | 20 | without shame | he unashamedly abandoned the project when he realized he would not gain from it |
| unadaptable | 16 | not adaptable | - |
| unambitious | 15 | having little desire for success or achievement | - |
| unceasingly | 17 | with unflagging resolve | - |
| unexpressed | 21 | not made explicit | the unexpressed terms of the agreement |
| unsupported | 16 | not held up or borne | removal of the central post left the roof unsupported |
| ultramodern | 14 | extremely modern | Dadism and ultramodern art |
| unappealing | 16 | (of characters in literature or drama) tending to evoke antipathetic feelings | - |
| underscored | 15 | - | - |
| unconvinced | 19 | lacking conviction | I remain unconvinced |
| undefinable | 17 | not capable of being precisely or readily described; not easily put into words | - |
| unpopulated | 16 | with no people living there | vast unpopulated plains |
| unprocessed | 16 | not refined or processed | - |
| unfailingly | 18 | without fail | - |
| unwholesome | 19 | detrimental to physical or moral well-being | unwholesome food |
| unwelcoming | 19 | - | - |
| unaddressed | 14 | not addressed | an unaddressed envelope |
| underthings | 16 | - | - |
| uncertainly | 16 | in an unsteady manner | - |
| undemanding | 16 | requiring little if any patience or effort or skill | the pay was adequate and the job undemanding |
| unmentioned | 14 | - | - |
| unprintable | 15 | unfit for print because morally or legally objectionable or offensive to good taste | an unprintable epithet |
| unelectable | 15 | - | - |
| unwatchable | 21 | - | - |
| unteachable | 18 | - | - |
| unsuspected | 16 | not suspected or believed likely | remained unsuspected as the head of the spy ring |
| unselfishly | 20 | in an unselfish manner | he acted unselfishly when he helped her get the promotion |
| unsheathing | 18 | - | - |
| ultramarine | 13 | blue pigment made of powdered lapis lazuli | - |
| unadvisable | 17 | not prudent or wise; not recommended | - |
| undelivered | 16 | - | - |
| unmatchable | 20 | eminent beyond or above comparison | wrote with unmatchable clarity |
| unmonitored | 14 | - | - |
| unpractical | 17 | - | - |
| unfavorably | 22 | showing disapproval; in a disparaging way | he reviewed the play unfavorably |
| uninitiated | 12 | not initiated; deficient in relevant experience | it seemed a bizarre ceremony to uninitiated western eyes |
| unglamorous | 14 | not challenging; dull and lacking excitement | an unglamorous job greasing engines |
| untarnished | 15 | (of reputation) free from blemishes | an untarnished reputation |
| unutterably | 16 | to an inexpressible degree | - |
| uprightness | 17 | the property of being upright in posture | - |
| unremitting | 14 | uninterrupted in time and indefinitely long continuing | unremitting demands of hunger |
| unrewarding | 16 | not rewarding; not providing personal satisfaction | - |
| unethically | 19 | in an unethical manner | he behaved unethically |
| unawareness | 14 | unconsciousness resulting from lack of knowledge or attention | - |
| unadvisedly | 19 | in an unadvised manner | - |
| underpinned | 15 | - | - |
| underexpose | 21 | expose insufficiently | The child was underexposed to language |
| unchartered | 17 | not chartered | - |
| uncrossable | 15 | - | - |
| unluckiness | 17 | - | - |
| unperturbed | 16 | free from emotional agitation or nervous tension | - |
| unpromising | 16 | unlikely to bring about favorable results or enjoyment | faced an unpromising task |
| unoffending | 19 | not causing anger or annoyance | - |
| unforgotten | 15 | - | - |
| unicellular | 13 | having or consisting of a single cell | - |
| uninspiring | 14 | depressing to the spirit | a villa of uninspiring design |
| ungodliness | 13 | impiety by virtue of not being a godly person | - |
| unhealthily | 20 | - | - |
| unhurriedly | 18 | without haste | she proceeded unhurriedly |
| unthinkably | 23 | to an unimaginable extent | - |
| unutterable | 13 | too sacred to be uttered | - |
| unvarnished | 18 | free from any effort to soften to disguise | the plain and unvarnished truth |
| untreatable | 13 | - | - |
| utilization | 20 | the act of using | skilled in the utilization of computers |
| unreligious | 12 | - | - |
| unreasoning | 12 | not based on reason or evidence | unreasoning panic |
| unsecreting | 14 | - | - |
| ungreediest | 13 | - | - |
| unglitziest | 21 | - | - |
| unglaciated | 15 | - | - |
| unghostlier | 15 | - | - |
| unfriending | 16 | - | - |
| unfrequents | 23 | - | - |
| unfreezings | 24 | - | - |
| unfollowing | 18 | - | - |
| unfleshlier | 17 | - | - |
| unflashiest | 17 | - | - |
| unfavourite | 17 | - | - |
| unfaultiest | 14 | - | - |
| undrossiest | 12 | - | - |
| unguiltiest | 12 | - | - |
| unhappening | 19 | - | - |
| unsavourier | 14 | - | - |
| unsavoriest | 14 | - | - |
| unrivetting | 15 | - | - |
| unrequested | 21 | not requested | the merchandise was unrequested |
| unregretted | 13 | - | - |
| unprettiest | 13 | - | - |
| unpigmented | 17 | having no pigmentation | - |
| unperfected | 19 | - | - |
| unoriginals | 12 | - | - |
| unlordliest | 12 | - | - |
| unliveliest | 14 | - | - |
| unitarities | 11 | - | - |
| unhomeliest | 16 | - | - |
| unholstered | 15 | - | - |
| undersowing | 16 | - | - |
| underinvest | 15 | - | - |
| ultradryest | 15 | - | - |
| ultradriest | 12 | - | - |
| ubersexuals | 20 | - | - |
| ultrarights | 15 | - | - |
| ultratinier | 11 | - | - |
| underinsure | 12 | - | - |
| underearths | 15 | - | - |
| uncourtlier | 13 | - | - |
| uncostliest | 13 | - | - |
| unconducive | 19 | - | - |
| uncomeliest | 15 | - | - |
| uncloudiest | 14 | - | - |
| unclassiest | 13 | - | - |
| uncatchiest | 18 | - | - |
| uncancelled | 16 | - | - |
| unbounciest | 15 | - | - |
| unbloodiest | 14 | - | - |
| unbiassings | 14 | - | - |
| unacquaints | 22 | - | - |
| unsleepings | 14 | - | - |
| upsteppings | 18 | - | - |
| upskirtings | 18 | - | - |
| upmarketing | 20 | - | - |
| uplightings | 18 | - | - |
| updraggings | 17 | - | - |
| unwearables | 16 | - | - |
| unvaryingly | 21 | - | - |
| untrustiest | 11 | - | - |
| untrendiest | 12 | - | - |
| unthriftier | 17 | - | - |
| unstuffiest | 17 | - | - |
| unstressing | 12 | - | - |
| unstiffened | 18 | - | - |
| urogenitals | 12 | - | - |
| unstarriest | 11 | - | - |
| unworkables | 20 | - | - |
| unworriedly | 18 | - | - |
| untreatably | 16 | - | - |
| untradeable | 14 | - | - |
| untactfully | 19 | - | - |
| unstylishly | 20 | - | - |
| unstintedly | 15 | - | - |
| unsharpness | 16 | - | - |
| unseriously | 14 | - | - |
| unreachably | 21 | - | - |
| unplaceable | 17 | - | - |
| unmatchably | 23 | - | - |
| unkillables | 17 | - | - |
| unionizable | 22 | - | - |
| unignorably | 17 | - | - |
| unfunniness | 14 | - | - |
| unfamiliars | 16 | - | - |
| unexpecteds | 23 | - | - |
| uricotelics | 15 | - | - |
| unexcitedly | 24 | - | - |
| ultrabright | 17 | - | - |
| unblinkered | 18 | - | - |
| uncontained | 14 | - | - |
| underthrown | 18 | - | - |
| underthrows | 18 | - | - |
| undertreats | 12 | - | - |
| unescapably | 20 | - | - |
| ultrafilter | 14 | - | - |
| ultraheated | 15 | - | - |
| ultralights | 15 | - | - |
| ultrasecret | 13 | - | - |
| ultrasimple | 15 | - | - |
| ultrasmooth | 16 | - | - |
| ultrafiches | 19 | - | - |
| ultracasual | 13 | - | - |
| ubiquinones | 22 | - | - |
| uintatheres | 14 | - | - |
| ulcerations | 13 | - | - |
| ulcerogenic | 16 | - | - |
| ulotrichies | 16 | - | - |
| ulotrichous | 16 | - | - |
| ulsterettes | 11 | - | - |
| ultrabasics | 15 | - | - |
| unamortised | 14 | - | - |
| unappointed | 16 | - | - |
| unapproving | 19 | - | - |
| unaptnesses | 13 | - | - |
| unaspirated | 14 | - | - |
| unassembled | 16 | - | - |
| unassertive | 14 | inclined to timidity or lack of self-confidence | a shy unassertive person |
| unassisting | 12 | - | - |
| unapostolic | 15 | - | - |
| unamortized | 23 | - | - |
| unamplified | 19 | - | - |
| unamusingly | 17 | - | - |
| unanchoring | 17 | - | - |
| unanimities | 13 | - | - |
| unannotated | 12 | - | - |
| unattainted | 12 | - | - |
| unattempted | 16 | - | - |
| unattending | 13 | - | - |
| unawakening | 19 | - | - |
| unbalancing | 16 | - | - |
| unballasted | 14 | - | - |
| unbandaging | 16 | - | - |
| unbaptising | 16 | - | - |
| unbaptizing | 25 | - | - |
| unbarricade | 16 | - | - |
| unattentive | 14 | - | - |
| unaugmented | 15 | - | - |
| unauthentic | 16 | false or fake; not what it appears to be | - |
| unautomated | 14 | - | - |
| unavailably | 19 | - | - |
| unavertable | 16 | - | - |
| unavertible | 16 | - | - |
| unbeautiful | 16 | - | - |
| unamendable | 16 | - | - |
| ultrasounds | 12 | - | - |
| umbraculate | 17 | - | - |
| umbratilous | 15 | - | - |
| umbrellaing | 16 | - | - |
| umbriferous | 18 | - | - |
| umpireships | 20 | - | - |
| unabolished | 17 | - | - |
| unabrogated | 15 | - | - |
| umbonations | 15 | - | - |
| umbilicuses | 17 | - | - |
| ultravacuum | 18 | - | - |
| ultravirile | 14 | - | - |
| umbellately | 18 | - | - |
| umbellifers | 18 | - | - |
| umbellulate | 15 | - | - |
| umbilically | 20 | - | - |
| umbilicated | 18 | - | - |
| unabsorbent | 15 | - | - |
| unaccusable | 17 | - | - |
| unalienable | 13 | incapable of being repudiated or transferred to another | endowed by their Creator with certain unalienable rights |
| unalienably | 16 | - | - |
| unalienated | 12 | - | - |
| unallocated | 14 | - | - |
| unallowable | 16 | - | - |
| unalterably | 16 | in an unalterable and unchangeable manner | - |
| unagreeable | 14 | - | - |
| unaffecting | 20 | not arousing affect | - |
| unaccusably | 20 | - | - |
| unadoptable | 16 | difficult to place in an adoptive home | - |
| unadvisably | 20 | - | - |
| unaesthetic | 16 | violating aesthetic canons or requirements; deficient in tastefulness or beauty | - |
| underleases | 12 | - | - |
| underleaves | 15 | - | - |
| underletter | 12 | - | - |
| underlinens | 12 | - | - |
| underlining | 13 | - | - |
| underloaded | 14 | - | - |
| underlooker | 16 | - | - |
| underleased | 13 | - | - |
| underlaying | 16 | - | - |
| undergroves | 16 | - | - |
| underheated | 16 | - | - |
| underhonest | 15 | - | - |
| underkeeper | 18 | - | - |
| underlapped | 17 | - | - |
| underlayers | 15 | - | - |
| undermasted | 15 | - | - |
| underminded | 16 | - | - |
| undermindes | 15 | - | - |
| underplayed | 18 | - | - |
| underpraise | 14 | - | - |
| underpriced | 17 | - | - |
| underprices | 16 | - | - |
| underprised | 15 | - | - |
| underprises | 14 | - | - |
| underprized | 24 | - | - |
| underprizes | 23 | - | - |
| underplants | 14 | - | - |
| underminers | 14 | - | - |
| underneaths | 15 | - | - |
| undernoting | 13 | - | - |
| underntimes | 14 | - | - |
| underpasses | 14 | - | - |
| underpaying | 18 | - | - |
| underpeeped | 17 | - | - |
| underquoted | 22 | - | - |
| underglazes | 22 | - | - |
| underbaking | 19 | - | - |
| underbudded | 17 | - | - |
| underbudget | 16 | - | - |
| underbuilds | 15 | - | - |
| underbushed | 18 | - | - |
| underbushes | 17 | - | - |
| underbuying | 18 | - | - |
| undercharge | 18 | an insufficient charge | - |
| undercliffs | 20 | - | - |
| underbridge | 16 | - | - |
| underbreath | 17 | - | - |
| underbearer | 14 | - | - |
| underbidder | 16 | - | - |
| underbiting | 15 | - | - |
| underbitten | 14 | - | - |
| underbodies | 15 | - | - |
| underbosses | 14 | - | - |
| underboughs | 18 | - | - |
| underbought | 18 | - | - |
| underclothe | 17 | - | - |
| undercoated | 15 | (of motor vehicles) having a coating of tar or other rustproof material applied to the underside | - |
| undercooked | 19 | - | - |
| underfiring | 16 | - | - |
| underfished | 19 | - | - |
| underfishes | 18 | - | - |
| underfonged | 17 | - | - |
| underfooted | 16 | - | - |
| underfulfil | 18 | - | - |
| underfunded | 17 | - | - |
| undereating | 13 | - | - |
| underdrives | 16 | - | - |
| undercooled | 15 | - | - |
| undercounts | 14 | - | - |
| undercovert | 17 | - | - |
| undercrests | 14 | - | - |
| undercrofts | 17 | - | - |
| underdamper | 17 | - | - |
| underdosing | 14 | - | - |
| underdrains | 13 | - | - |
| undergirded | 15 | - | - |
| underviewer | 18 | - | - |
| undescended | 16 | (of the testis) remaining in the abdomen instead of descending into the scrotum | - |
| undescribed | 17 | - | - |
| undeservers | 15 | - | - |
| undesigning | 14 | - | - |
| undesirably | 17 | in an undesirable manner | - |
| undespoiled | 15 | - | - |
| underwrites | 15 | - | - |
| underwriter | 15 | a banker who deals chiefly in underwriting new securities | - |
| undervoices | 17 | - | - |
| underwaters | 15 | - | - |
| underwhelms | 20 | - | - |
| underwiring | 16 | - | - |
| underworked | 20 | - | - |
| underworker | 19 | - | - |
| underworlds | 16 | - | - |
| undestroyed | 16 | - | - |
| undeviating | 16 | going directly ahead from one point to another without veering or turning aside | some people see evolution as an undeviating upward march from simple organisms to the very complex |
| undistorted | 13 | without alteration or misrepresentation | his judgment was undistorted by emotion |
| undiverting | 16 | - | - |
| undividable | 18 | cannot be divided without leaving a remainder | - |
| undividedly | 20 | - | - |
| undoubtable | 16 | - | - |
| undrainable | 14 | - | - |
| undistilled | 13 | - | - |
| undissolved | 16 | retaining a solid form | undissolved sugar in the bottom of the cup |
| undiagnosed | 14 | eluding diagnosis | undiagnosed disease |
| undignifies | 16 | - | - |
| undiscerned | 15 | - | - |
| undiscussed | 15 | - | - |
| undisguised | 14 | plain to see | undisguised curiosity |
| undispensed | 15 | - | - |
| undressings | 13 | - | - |
| undervalues | 15 | - | - |
| underquotes | 21 | - | - |
| undersenses | 12 | - | - |
| underserved | 16 | - | - |
| undershapen | 17 | - | - |
| undershirts | 15 | - | - |
| undershoots | 15 | - | - |
| undershrubs | 17 | - | - |
| underselves | 15 | - | - |
| underseller | 12 | a seller that sells at a lower price than others do | he went all over town looking for undersellers |
| underrating | 13 | an estimation that is too low; an estimate that is less than the true or actual value | - |
| underreacts | 14 | - | - |
| underreport | 14 | - | - |
| undersaying | 16 | - | - |
| underscores | 14 | - | - |
| underscrubs | 16 | - | - |
| undersealed | 13 | (of motor vehicles) having a coating of tar or other rustproof material applied to the underside | - |
| underskirts | 16 | - | - |
| undersleeve | 15 | - | - |
| underspends | 15 | - | - |
| undertaxing | 20 | - | - |
| undertenant | 12 | - | - |
| underthirst | 15 | - | - |
| underthrust | 15 | - | - |
| undertricks | 18 | - | - |
| undertrumps | 16 | - | - |
| undertakers | 16 | - | - |
| understands | 13 | - | - |
| understates | 12 | - | - |
| understeers | 12 | - | - |
| understocks | 18 | - | - |
| understorey | 15 | - | - |
| understrata | 12 | - | - |
| undersupply | 19 | - | - |
| undervaluer | 15 | - | - |
| underagents | 13 | - | - |
| uncalloused | 14 | - | - |
| uncertified | 17 | lacking requisite official documentation or endorsement | - |
| unchanciest | 18 | - | - |
| unchanneled | 17 | - | - |
| uncharities | 16 | - | - |
| uncataloged | 15 | - | - |
| uncanniness | 13 | - | - |
| uncanonical | 15 | - | - |
| uncanonised | 14 | - | - |
| uncanonises | 13 | - | - |
| uncanonized | 23 | - | - |
