Denshi Jisho — Online Japanese dictionary

誰か だれか someone; somebody
Common word, Noun, Usually written using kana alone 
誰か たれかれ this or that person; anybody; many people
Pronoun, No-adjective 
誰か だれかれ this or that person; anybody; many people
Pronoun, No-adjective 
誰かさん だれかさん a certain somebody (usu. obvious who is being referred to)
Noun, Colloquialism 

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