/ Thesaurus / F Synonyms of future perfect tense Find synonyms for: Noun1. future perfect, future perfect tense, perfective, perfective tense, perfect, perfect tenseusage: a perfective tense used to describe action that will be completed in the future; "`I will have finished' is an example of the future perfect"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language