12-letter words starting with u
- unbelievable — too dubious or improbable to be believed: an unbelievable excuse.
- unbelievably — too dubious or improbable to be believed: an unbelievable excuse.
- unbeneficial — conferring benefit; advantageous; helpful: the beneficial effect of sunshine.
- unbenefitted — something that is advantageous or good; an advantage: He explained the benefits of public ownership of the postal system.
- unbesmirched — to soil; tarnish; discolor.
- unbetterable — not able to be bettered or improved
- unbiological — pertaining to biology.
- unblinkingly — not blinking.
- unbreachable — not able to be breached
- unbreathable — not able to be breathed
- unbridgeable — a structure spanning and providing passage over a river, chasm, road, or the like.
- unburdensome — oppressively heavy; onerous.
- uncalculable — determinable by calculation; ascertainable: This map was designed so that distances by road are easily calculable.
- uncalculated — not calculated; that has not been computed or evaluated
- uncalibrated — to determine, check, or rectify the graduation of (any instrument giving quantitative measurements).
- uncalled for — not called for; not required; superfluous; unwanted.
- uncalled-for — not called for; not required; superfluous; unwanted.
- uncandidness — the quality or condition of being uncandid; lack of candidness or openness
- uncapsizable — (of a boat, etc) that cannot be capsized
- uncapturable — to take by force or stratagem; take prisoner; seize: The police captured the burglar.
- uncatalogued — not added to or detailed in a catalogue
- uncelebrated — not celebrated or marked by festivities; unremarked
- uncensorious — not censorious or critical; not characterized by censure
- unchallenged — a euphemism for disabled (usually preceded by an adverb): physically challenged.
- unchangeable — liable to change or to be changed; variable.
- unchangingly — without changing; in an unchanging manner
- unchannelled — not conveyed or routed along a channel
- unchaperoned — not chaperoned; not accompanied by a chaperone
- unchargeable — that may or should be charged: chargeable duty.
- uncharitable — deficient in charity; unkind; harsh; unforgiving; censorious; merciless: an uncharitable attitude; an uncharitable neighbor.
- uncharitably — in an unkind or ungenerous manner
- uncharnelled — removed from a charnel; exhumed
- unchasteness — lack of chastity
- uncheerfully — without cheerfulness; in an uncheerful manner
- unchivalrous — having the qualities of chivalry, as courage, courtesy, and loyalty.
- unchristened — not christened
- unchronicled — not chronicled or recorded
- uncinariasis — hookworm (def 2).
- uncirculated — to move in a circle or circuit; move or pass through a circuit back to the starting point: Blood circulates throughout the body.
- unclassified — not assigned to a class or category; not arranged according to characteristics: Reported instances fall into two main types, with a few unclassified anomalies.
- uncle tomism — a policy of relationship between whites and blacks involving a benevolent but patronizing attitude on the part of the whites and a willingly submissive attitude on the part of the blacks.
- uncoagulated — Obsolete. coagulated.
- uncoercively — in an uncoercive manner
- uncognizable — capable of being perceived or known.
- uncollegiate — of or relating to a college: collegiate life.
- uncomeliness — the quality or condition of being uncomely
- uncomforting — affording comfort or solace.
- uncommercial — not engaged in or involved with commerce or trade.
- uncommitting — to give in trust or charge; consign.
- uncomparable — capable of being compared; having features in common with something else to permit or suggest comparison: He considered the Roman and British empires to be comparable.