Breadcrumb Home > Thesaurus > H Synonyms of headless Find synonyms for: Adjective 1. headless (vs. headed), acephalous, beheaded, decapitated usage: not having a head or formed without a head ; "the headless horseman"; "brads are headless nails" 2. brainless, headless, unintelligent (vs. intelligent), stupid usage: not using intelligence WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of headless (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: rort Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language