verb

13 of 60

Good / Smart

validate - To prove that something is true

Henry David Thoreau felt self-confident about his ideas, and he didn't need anyone else to praise him, because he validated his own ideas.

verb

14 of 60

Bad / Aggressive

Url

upend - To disrupt or overturn the normal order or situation; to defeat or overthrow someone or something unexpectedly

The underdog team upended the champions in a stunning upset

adjective

15 of 60

Good / Happy

upbeat - Having an attitude that is positive, hopeful, and optimistic.

Even though there was a recession, Francine was upbeat about her chances of getting an excellent job after graduating business school.

adjective

16 of 60

Bad / Uncomfortable

Url

uneasy - Feeling anxious, worried, or uncomfortable about something; feeling a sense of discomfort or restlessness.

She felt uneasy walking alone through the dark alley.

verb

17 of 60

Good / New

upgrade - To improve something to a higher level

When Betty got messages that her Windows 7 was no longer being supported, she realized it was time to upgrade to Windows 10.

adjective

18 of 60

Bad / Strange

Url

unreliable - Undependable, untrustworthy; an unreliable

When Alan showed up an hour late for their date, Maxine lost interest in him, because she concluded that he was just an unreliable person.

adjective

19 of 60

Good / Successful

Url

upscale - Of superior quality or status, often used to describe products, services, or areas.

They opened an upscale restaurant in the heart of the city.

adjective

20 of 60

Good / Calm

Url

unspoken - Not expressed in words, but understood or implied, especially when something is felt deeply but not discussed.

There was an unspoken agreement between them to never bring up the past.

adjective

21 of 60

Bad / Crazy

unhinged - Mentally unbalanced and unstable

Trevor crossed the street when he saw the unhinged person yelling at him.

verb

22 of 60

Bad / War

vanquish - To defeat thoroughly

Alexander the Great vanquished entire countries in his quest to build one of the world's biggest empires.

adjective

23 of 60

Other / Inward

uppity - Self-important; arrogant

Mac acted very uppity after winning the sales contest, refusing to even talk to those he considered inferior.

adjective

24 of 60

Good / Strong

unscathed - Without suffering any injury, damage, or harm

Arnold strolled away unscathed from the massive explosion behind him.