/ Thesaurus / H Synonyms of hairstreak butterfly Find synonyms for: Noun1. hairstreak, hairstreak butterfly, lycaenid, lycaenid butterflyusage: small butterflies having striped markings under the wingsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language