かしら

Pronunciation

kashira

Meaning / Usage

"I wonder... " Same usage as かな. Sounds feminine. Few guys use this.
You see this quite often in novels or mangas, but you don't hear it often in real life.

Examples

鈴木さん、もう昼ご飯食べたのかしら。
すずきさん、もうひるごはんたべたのかしら。
I wonder if Mr. Suzuki had lunch already.

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