お見通し

seeing through, knowing all along

→ 御見通し
お honorific/polite prefix + 見 see; look at + 通し to let through
noun Rare #42,106
seeing through, knowing all along Often used in the expression お見通しだ, meaning that someone has seen through a situation or knows what is going on.
JA: 母には私の嘘がお見通しだ。
EN: My mother sees right through my lie.

お見通しよ

I see right through you.

— 紅夢 (1991)

名誉をね私が離婚しないことを彼女はお見通しだった

She knew perfectly well that I wouldn’t divorce Meiyo.

— レベッカ (1940)

何でもお見通し

I see right through everything.

— セントラル・ステーション (1998)

お見通し?

You saw right through me?

— 燃ゆる女の肖像 (2019)