Old English utmest (Anglian) "outermost," double superlative of ut "out" (see out (adv.)) + -most. Meaning "being of the greatest or highest degree" is from early 14c.
utmost contempt
to the utmost degree
the utmost tip of the peninsula
he tried his utmost
utilitarian
utilitarianism
utility
utilization
utilize
utmost
utopia
utopian
utopianism
utter
utterance
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