Breadcrumb Home > Thesaurus > F Synonyms of fortnightly Find synonyms for: Adjective 1. fortnightly, biweekly, periodic (vs. aperiodic), periodical usage: occurring every two weeks Adverb 1. fortnightly, biweekly usage: every two weeks; "he visited his cousins fortnightly" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of fortnightly (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. The Book of 1 Corinthians: Summary Current Events This Week: June 2023 Languages Spoken in Each Country of the World Aesop's Fables: Aesop's Fables Milestones in Environmental Protection The 12 Labors of Hercules (In Order) ✖ Related Content Daily Word Quiz: pusillanimous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language