unaware |
not knowing or realizing; not conscious of. [2 definitions] |
unawares |
by surprise or in a way that was not expected. |
unbeaten |
not defeated or outdone. [2 definitions] |
unbecoming |
not attractive or proper on a particular person. [2 definitions] |
unbelievable |
astounding or very hard to believe. |
uncanny |
beyond ordinary human or natural means or ability. |
uncertain |
not known for sure; not definite. [3 definitions] |
uncle |
the brother or brother-in-law of one's father or mother. [2 definitions] |
unclear |
hard to understand; confusing. [2 definitions] |
Uncle Sam |
a cartoon person that represents the government or people of the United States. Uncle Sam is a tall, thin man with a beard, top hat, and trousers that have red and white stripes. [2 definitions] |
uncomfortable |
feeling discomfort; not comfortable. [2 definitions] |
uncommon |
unusual or rare. |
unconscious |
not conscious or aware. [3 definitions] |
unconstitutional |
not according to the constitution of a state or country. |
uncooperative |
not willing to work together or cooperate. |
uncover |
to remove the cover from. [2 definitions] |
undaunted |
not discouraged; not giving up even though something is difficult or frightening. |
undecided |
not yet decided or settled. [2 definitions] |
under |
below; beneath. [15 definitions] |
under- |
a prefix that means "below" or "beneath." [2 definitions] |
underclothes |
clothing worn next to the skin under other clothing; underwear. |