stepsister

Japanese Meaning

継姉妹：自分の生物学的な親ではない継親から生まれた女性の姉妹。

My stepsister brought her famous apple pie to the reunion, and everyone asked for the recipe.

私の継親の娘が同窓会に得意のアップルパイを持ってきて、みんながそのレシピを尋ねました。

Sense（1）

The daughter of one's stepparent who is not the daughter of either of one's parents.

Sense（2）

The stepdaughter of one's parent which is not one's half-sister.

stepsisters

（ plural ）