/ Thesaurus / T Synonyms of two weeks Find synonyms for: Noun1. fortnight, two weeks, time period, period of time, periodusage: a period of fourteen consecutive days; "most major tennis tournaments last a fortnight"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ravenous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language