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Word 286 of 2920

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思い込む

おもいこむ

to be convinced, assume

By Nihongo PathUpdated

Examples

  1. 休みだと思い込んでいた。

    やすみだとおもいこんでいた。

    I had assumed it was a holiday.

  2. 彼は自分が正しいと思い込んでいる。

    かれはじぶんがただしいとおもいこんでいる。

    He is convinced that he is right.

  3. 駅は近いと思い込んでいたが、歩いて三十分もかかった。

    えきはちかいとおもいこんでいたが、あるいてさんじゅっぷんもかかった。

    I was sure the station was close, but it took thirty minutes on foot.

Common patterns

～と思い込む
to be convinced that ~
すっかり思い込む
to be completely convinced
思い込みが激しい
to jump to conclusions easily

Memory tip

Almost always negative: you firmly believed something that turned out to be wrong. It usually appears as 思い込んでいた, looking back on the mistaken belief.

Kanji in this word

Quick check

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What does 思い込む mean?