彼女とお姉さんを間違えてしまった。

Sentence Analyzer

彼女とお姉さんを間違えてしまった。

English Translation

I took her for her sister.

Furigana

彼女(かのじょ)とお姉(ねえ)さんを間違(まちが)えてしまった。

Romanji

Kanojo to o nēsan o machigaeteshimatta.

Words

彼女 (かのじょ)

she; her; her; girlfriend; sweetheart

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

御 (お、おん)

honorific/polite/humble prefix

姉さん (ねえさん、あねさん)

elder sister; (vocative) young lady; miss (referring to a waitress, etc.); ma'am (used by geisha to refer to their superiors)

を (を)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

間違える (まちがえる)

to make a mistake (in); to commit an error (e.g. in calculation); to confuse; to mistake something for something else