思い込む（おもいこむ）
JLPT N4 · Godan verb (Group 1)
Pitch accent: nakadaka (middle-high) — pitch drops after mora 4
Meaning: to be convinced
Conjugation
| Form | Japanese | Reading |
|---|---|---|
| masu-form (polite) | 思い込みます | おもいこみます |
| te-form | 思い込んで | おもいこんで |
| ta-form (past) | 思い込んだ | おもいこんだ |
| nai-form (negative) | 思い込まない | おもいこまない |
| potential form | 思い込める | おもいこめる |
See the full conjugation table for "思い込む" →
Example sentences
- 勝てると思い込んで、油断した。 — I was convinced I'd win, so I let my guard down.
- だめだと思い込まず、挑戦する。 — I won't just assume it's impossible—I'll give it a try.
Related words
See it used in real works
- Example sentences from Japanese novels & web fiction (Massif)
- Hear “思い込む” pronounced in real videos (YouGlish)