utensil |juːˈtensl| — an implement for practical use (especially in a household)

uterine |ˈjuːtəraɪn| — of or involving the uterus

uterus |ˈjuːtərəs| — a hollow muscular organ in the pelvic cavity of females; contains the developing fetus

utilitarian |ˌjuːtɪlɪˈteriən| — someone who believes that the value of a thing depends on its utility

utilitarianism |ˌjuːtɪlɪˈteriənɪzəm| — doctrine that the useful is the good; especially as elaborated by Jeremy Bentham and James Mill; the aim was said to be the greatest happiness for the greatest number

utility |juːˈtɪləti| — a company that performs a public service; subject to government regulation

utilization |ˌjuːtələˈzeɪʃən| — the act of using

utilize |ˈjuːtəlaɪz| — put into service; make work or employ for a particular purpose or for its inherent or natural purpose

utilized |ˈjuːtəˌlaɪzd| — put to use

utilizer  — someone who puts to good use

utmost |ˈʌtmoʊst| — the greatest possible degree

Utopia |juːˈtoʊpiə| — a book written by Sir Thomas More (1516) describing the perfect society on an imaginary island

Utopian |juːˈtoʊpiən| — an idealistic (but usually impractical) social reformer

utricle |ˈjuːtrɪkəl| — a small pouch into which the semicircular canals open

utter |ˈʌtər| — articulate; either verbally or with a cry, shout, or noise

utterance |ˈʌtərəns| — the use of uttered sounds for auditory communication

uttered |ˈʌtərd| — communicated in words

utterly |ˈʌtərli| — completely and without qualification; used informally as intensifiers

uttermost |ˈʌtərmoʊst| — the greatest possible degree