10-Letter Adjectives Starting With U

Here's the list of all the 690 10-Letter Adjectives Starting With U in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Adjectives (with Definitions and Examples)
understood
1. implied by or inferred from actions or statements
2. fully apprehended as to purport or meaning or explanation
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underlying
1. in the nature of something though not readily apparent
2. located beneath or below
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unexpected
1. not expected or anticipated
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unofficial
1. not having official authority or sanction
2. not officially established
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underwater
1. beneath the surface of the water
2. growing or remaining under water
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unemployed
1. not engaged in a gainful occupation
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underneathMore Definitions →
unresolved
1. not brought to a conclusion; subject to further thought
2. characterized by musical dissonance; harmonically unresolved
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unfinished
1. lacking a surface finish such as paint
2. not brought to the desired final state
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unabridged
1. (used of texts) not shortened
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uncensored
1. not subject to censorship
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unfamiliar
1. not known or well known
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unanswered
1. not returned in kind
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unpleasant
1. offensive or disagreeable; causing discomfort or unhappiness
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ubiquitous
1. being present everywhere at once
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undercover
1. conducted with or marked by hidden aims or methods
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ultrasonic
1. having frequencies above those of audible sound
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unbeatable
1. hard to defeat
2. incapable of being overcome or subdued
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unreliable
1. not worthy of reliance or trust
2. liable to be erroneous or misleading
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unilateral
1. tracing descent from either the paternal or the maternal line only
2. involving only one part or side
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unaffected
1. unaware of or indifferent to
2. undergoing no change when acted upon
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unsuitable
1. not meant or adapted for a particular purpose
2. not capable of being applied
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unreleased
1. not (or not yet) made available for distribution or publication
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unattached
1. not fastened together
2. (of animals) able to swim about; not attached
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unintended
1. not deliberate
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unattended
1. not watched
2. lacking accompaniment or a guard or escort
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unassigned
1. not assigned
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undeclared
1. not announced or openly acknowledged
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unbalanced
1. affected with madness or insanity
2. debits and credits are not equal
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unforeseen
1. not anticipated
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unlicensed
1. lacking official approval
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undisputed
1. generally agreed upon; not subject to dispute
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unbearable
1. incapable of being tolerated or endured
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undefeated
1. victorious
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unrealized
1. of persons; marked by failure to realize full potentialities
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undeniable
1. not possible to deny
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unprepared
1. without preparation; not prepared for
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unmodified
1. not changed in form or character
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unassisted
1. unsupported by other people
2. lacking help
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unfriendly
1. not friendly
2. very unfavorable to life or growth
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unreadable
1. not easily deciphered
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unorthodox
1. breaking with convention or tradition
2. independent in behavior or thought
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undetected
1. not perceived or discerned
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ulcerative
1. of or relating to or characterized by ulceration
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unrivalled
1. eminent beyond or above comparison
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uninformed
1. not informed; lacking in knowledge or information
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unreported
1. not reported
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unverified
1. lacking proof or substantiation
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unoccupied
1. not held or filled or in use
2. not seized and controlled
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unfettered
1. not bound by shackles and chains
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uneducated
1. not having a good education
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unfaithful
1. not true to duty or obligation or promises
2. having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend
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unexplored
1. not yet discovered
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uneventful
1. marked by no noteworthy or significant events
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unwavering
1. marked by firm determination or resolution; not shakable
2. not showing abrupt variations
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unobserved
1. unnoticed
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unnumbered
1. too numerous to be counted
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unadjusted
1. not having adapted to new conditions
2. not altered to fit certain requirements
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unchanging
1. conforming to the same principles or course of action over time
2. showing little if any change
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ungrateful
1. disagreeable
2. not feeling or showing gratitude
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unassuming
1. not arrogant or presuming
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unpunished
1. not punished
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unworkable
1. not capable of being carried out or put into practice
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uninspired
1. having no intellectual or emotional or spiritual excitement
2. deficient in originality or creativity; lacking powers of invention
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unreserved
1. not reserved
2. not cautious or reticent
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undirected
1. aimlessly drifting
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uninfected
1. free from sepsis or infection
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unexpended
1. (of financial resources) not spent
2. not used up
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unimproved
1. not made more desirable or valuable or profitable; especially not made ready for use or marketing
2. (of land) not cleared of trees and brush; in the wild or natural state
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unbleached
1. not artificially colored or bleached
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unrequited
1. not returned in kind
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underclass
1. belonging to the lowest and least privileged social stratum
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unrecorded
1. actually being performed at the time of hearing or viewing
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unshielded
1. (used especially of machinery) not protected by a shield
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unexploded
1. still capable of exploding or being fired
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unyielding
1. stubbornly unyielding
2. resistant to physical force or pressure
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unmediated
1. having no intervening persons, agents, conditions
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unprovoked
1. occurring without motivation or provocation
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unknowable
1. not knowable
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unhindered
1. not slowed or blocked or interfered with
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unscripted
1. not furnished with or using a script
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unbecoming
1. not in keeping with accepted standards of what is right or proper in polite society
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unoriginal
1. not original; not being or productive of something fresh and unusual
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unequalled
1. radically distinctive and without equal
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undeserved
1. not deserved or earned
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unselected
1. not selected
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undersized
1. smaller than normal for its kind
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uncritical
1. marked by disregard for critical standards or procedures
2. not critical; not tending to find or call attention to errors
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unleavened
1. made without leavening
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urogenital
1. of or relating to the urinary and reproductive systems
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upstanding
1. meriting respect or esteem
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untroubled
1. not beset by troubles or disturbance or distress
2. free from fear or doubt; easy in mind
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unrealised
1. of persons; marked by failure to realize full potentialities
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unconfined
1. free from confinement or physical restraint
2. not confined
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unsanitary
1. not sanitary or healthful
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unicameral
1. composed of one legislative body
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undeterred
1. not deterred
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unlabelled
1. lacking a label or tag
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unimpaired
1. not damaged or diminished in any respect
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unthinking
1. not exhibiting or characterized by careful thought
2. without care or thought for others
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10-Letter Adjectives Starting With U