/ Thesaurus / P Synonyms of primary syphilis Find synonyms for: Noun1. primary syphilis, syphilis, syph, pox, lues venerea, luesusage: the first stage; characterized by a chancre at the site of infectionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ablution Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language