9 letters · 11 points in Scrabble
noun Eurasian weed with heads of small yellow flowers
originFrom Middle English grundeswülie, from Old English grundeswyliġe, grundeswelġe (“groundsel”), from grunde (“ground, bottom, abyss”) + swelge (“to swallow, to eat up”).
Etymology from Wiktionary, CC BY-SA 3.0