10 letters · 20 points in Scrabble
noun a medication capable of causing the evacuation of parasitic intestinal worms
adjective capable of expelling or destroying parasitic worms
originEtymology tree Ancient Greek ἕλμῐνς (hélmĭns)der. English helminth Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English helminthic From helminth + -ic.
Etymology from Wiktionary, CC BY-SA 3.0