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出典:Wiktionary
From Middle English cumfiria, from Latin (herba) cōnfirma in Pseudo-Apuleius, also called cōnsolida, cōnserva, cōnferva, from conferveo (“to boil together”); from the use of the plant in tea to aid in healing bones.
comfrey (countable かつ uncountable, 複数形 comfreys)
名詞の変化形:
comfrey