出典:Wiktionary
From Middle English daf, daffe (“fool, idiot”), from Old Norse daufr (“deaf, stupid”), from Proto-Germanic *daubaz (“deaf, stunned”), from Proto-Indo-European *dʰewbʰ- (“to whisk, whirl, smoke, be obscure”). Doublet of dowf and dof. Cognate with Swedish döv (“deaf”), Danish døv (“deaf, stupid”). More at deaf.
From Middle English daffen (“to render foolish”), from daf, daffe (“fool, idiot”). See above.
daff (三人称単数 現在形 daffs, 現在分詞 daffing, 過去形および過去分詞形 daffed)
From daffodil.
daff (複数形 daffs)
daff (複数形 daffs)