Looking for negative words starting with U? You’ve landed on the right page, below I’ve put together a list of negative words that start the letter U.
I’ve included some of the more interesting, unusual, and powerful adjectives that have negative implications.
Finding the right words to describe something in the way you want can be very powerful. I hope you find the word(s) you’re looking for, good luck!
106+ Negative Words Starting With U
Ugh – used to express disgust or horror.
Ugly – unpleasant or repulsive, especially in appearance.
Ulterior – existing beyond what is obvious or admitted; intentionally hidden.
Ultimatum – a final demand or statement of terms, the rejection of which will result in retaliation or a breakdown in relations.
Unable – lacking the skill, means, or opportunity to do something.
Unacceptable – not satisfactory or allowable.
Unachievable – (of an aim or objective) too difficult to be achieved.
Unaffordable – too expensive to be afforded by the average person.
Unappealing – not inviting or attractive.
Unattractive – not pleasing or appealing to look at.
Unauthentic – not made or done in a way that reflects tradition or faithfully resembles an original.
Unavailable – not able to be used or obtained; not at someone’s disposal.
Unbearable – not able to be endured or tolerated.
Unbelievable – not able to be believed; unlikely to be true.
Uncaring – not displaying sympathy or concern for others.
Uncertain – not able to be relied on; not known or definite.
Uncivilized – (of a place or people) not socially, culturally, or morally advanced.
Unclean – dirty.
Unclear – not easy to see, hear or understand.
Uncomfortable – causing or feeling slight pain or physical discomfort.
Uncompromising – showing an unwillingness to make concessions to others, especially by changing one’s ways or opinions.
Unconstitutional – not in accordance with the political constitution or with procedural rules.
Unconvincing – failing to make someone believe that something is true or valid.
Uncooperative – unwilling to help others or do what they ask.
Undecided – (of a person) not having made a decision.
Undependable – not trustworthy and reliable.
Underestimate – estimate (something) to be smaller or less important than it really is.
Undermined – erode the base or foundation of (a rock formation).
Underpaid – pay too little to (someone).
Underpowered – lacking sufficient mechanical, electrical, or other power.
Undesirable – not wanted or desirable because harmful, objectionable, or unpleasant.
Undignified – appearing foolish and unseemly; lacking in dignity.
Undissolved – not dissolved.
Undue – unwarranted or inappropriate because excessive or disproportionate.
Uneasy – causing or feeling anxiety; troubled or uncomfortable.
Uneconomical – wasteful of money or other resources; not economical.
Unemployed – (of a person) without a paid job but available to work.
Unethical – not morally correct.
Unexplained – not described or made clear; unknown.
Unfairly – in a manner that is not in accordance with the principles of equality and justice.
Unfaithful – engaging in sexual relations with a person other than one’s regular partner in contravention of a previous promise or understanding.
Unfamiliar – not known or recognized.
Unfavorable – expressing or showing a lack of approval or support.
Unfinished – not finished or concluded; incomplete.
Unfit – (of a thing) not of the necessary quality or standard to meet a particular purpose.
Unforeseen – not anticipated or predicted.
Unforgiving – not willing to forgive or excuse people’s faults or wrongdoings.
Unfortunate – having or marked by bad fortune; unlucky.
Unfounded – having no foundation or basis in fact.
Unfriendly – not friendly.
Unfulfilled – not carried out or brought to completion.
Ungrateful – not feeling or showing gratitude.
Unhappily – in an unhappy manner.
Unhealthy – harmful to health.
Unhelpful – not helpful.
Unimaginable – difficult or impossible to imagine or comprehend.
Unimportant – lacking in importance or significance.
Uninformed – not having or showing awareness or understanding of the facts.
Uninsured – not covered by insurance.
Unintelligible – impossible to understand.
Unjustifiable – not able to be shown to be right or reasonable.
Unjustly – in a manner that is not in accordance with what is morally right and fair.
Unkind – inconsiderate and harsh to others.
Unlawful – not conforming to, permitted by, or recognized by law or rules.
Unlicensed – not having an official license.
Unlikely – not likely to happen, be done, or be true; improbable.
Unlucky – having, bringing, or resulting from bad luck.
Unmoved – not affected by emotion or excitement.
Unnatural – contrary to the ordinary course of nature; abnormal.
Unnecessary – not needed.
Unnerving – causing one to lose courage or confidence; disconcerting.
Unorthodox – contrary to what is usual, traditional, or accepted; not orthodox.
Unpleasant – causing discomfort, unhappiness, or revulsion; disagreeable.
Unpopular – not liked or popular.
Unpredictable – not able to be predicted; changeable.
Unproductive – not producing or able to produce large amounts of goods, crops, or other commodities.
Unqualified – (of a person) not officially recognized as a practitioner of a particular profession or activity through having satisfied the relevant conditions or requirements.
Unrealistic – not realistic.
Unreasonable – not guided by or based on good sense.
Unrelenting – not yielding in strength, severity, or determination.
Unreliable – not able to be relied upon.
Unresponsive – not responsive.
Unruly – disorderly and disruptive and not amenable to discipline or control.
Unsatisfactory – not satisfactory; not good enough.
Unscrupulous – having or showing no moral principles; not honest or fair.
Unsettled – lacking order or stability.
Unskilled – not having or requiring special skill or training.
Unsophisticated – lacking refined worldly knowledge or tastes.
Unstable – likely to give way; not stable.
Unsuccessful – not successful.
Unsupportive – not providing encouragement or emotional help.
Unsuspecting – (of a person or animal) not aware of the presence of danger; feeling no suspicion.
Unsustainable – not able to be maintained at the current rate or level.
Unthinkable – (of a situation or event) too unlikely or undesirable to be considered a possibility.
Untrue – not in accordance with fact or reality; false or incorrect.
Untrustworthy – not able to be relied on as honest or truthful.
Untruthful – saying or consisting of something that is false or incorrect.
Unusual – not habitually or commonly occurring or done.
Unwanted – not or no longer desired.
Unwarranted – not justified or authorized.
Unwelcome – (of a guest or new arrival) not gladly received.
Unwilling – not ready, eager, or prepared to do something.
Unwise – (of a person or action) not wise or sensible; foolish.
Unworthy – not deserving respect or attention.
Uprising – an act of resistance or rebellion; a revolt.
Uproar – a loud and impassioned noise or disturbance.
Uproot – pull (something, especially a tree or plant) out of the ground.
Upset – make (someone) unhappy, disappointed, or worried.
Useless – not fulfilling or not expected to achieve the intended purpose or desired outcome.
Are there any negative words beginning with the letter U you think should be on this list? Drop me a comment, I’m always open to adding more words – thanks!
If you want to find more negative words starting with a different letter of the alphabet, just click one of the letters below:
Image credits – Photo by Joshua Hoehne on Unsplash
Phil lives in England, UK, and has around 20 years experience as a professional life, career and executive coach. He started this blog to help others find and define their own self development journey. Blogging about a wide range of topics to help facilitate a better future.