The story
- Old English · inherited fromhrætelwyrt“rattlewort”
- Middle English · inherited from*ratelwort
- English todayrattlewort
From Middle English *ratelwort (attested only as Middle English ratele), from Old English hrætelwyrt (“rattlewort”), equivalent to rattle + wort (“plant, herb”).
Etymology from Wiktionary, CC BY-SA 4.0.