pulicine — adjective of or pertaining to fleas … Wiktionary
pulicine — a. pertaining to fleas. ♦ pulicose, ♦ pulicous, a. infested with fleas. ♦ pulicosity, n. such infestation. ♦ pulicid, n. & a. ♦ pulicide, n. substance killing fleas. ♦ pulicoid, a. flea like … Dictionary of difficult words