Tra từ common comfrey - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

common comfrey

noun

European herb having small white, pink or purple flowers;
naturalized as a weed in North America
• Syn:
boneset, Symphytum officinale
• Hypernyms:
comfrey, cumfrey
• Part Meronyms:
comfrey, healing herb