5 letters · 15 points in Scrabble
adjective turned or twisted toward one side; - G.K.Chesterton
adjective inclined to shake as from weakness or defect
originFrom English dialectal wanky, alteration of Middle English wankel (“unstable, shaky”), from Old English wancol (“unstable”), from Proto-West Germanic *wankul (“swaying, shaky, unstable”).
Etymology from Wiktionary, CC BY-SA 3.0