Breadcrumb Home > Thesaurus > P Synonyms of pubic louse Find synonyms for: Noun1. crab louse, pubic louse, crab, Phthirius pubis, louse, sucking louseusage: a louse that infests the pubic region of the human bodyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: legerdemain Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language