思い当たる|おもいあたるomoiataru[5]nakadaka (mid-high)

Common
Definitions
  1. godan verb, intransitive verbto suddenly understand (esp. on basis of experience or memory); to come to mind; to recall (in a flash); to be reminded of; to call to mind; to think of; to strike on; to hit on an answer; to seize the crux of a problem
    夏休なつやすみも近ちかいけど、どこかいいところ思い当おもいあたりますか。↗
    Summer vacation is near. Can you think of a good place for the holidays?
Conjugation
Dictionary form思い当たる(おもいあたる)
Polite (masu)思い当たります(おもいあたります)
Negative (nai)思い当たらない(おもいあたらない)
polite (masen)思い当たりません(おもいあたりません)
classical zu / nu思い当たらず・思い当たらぬ(おもいあたらず・おもいあたらぬ)
Past (ta)思い当たった(おもいあたった)
polite (mashita)思い当たりました(おもいあたりました)
Past negative (nakatta)思い当たらなかった(おもいあたらなかった)
polite (masen deshita)思い当たりませんでした(おもいあたりませんでした)
Te form思い当たって(おもいあたって)
Potential思い当たれる(おもいあたれる)
Passive思い当たられる(おもいあたられる)
Causative思い当たらせる(おもいあたらせる)
Causative passive思い当たらせられる・思い当たらされる(おもいあたらせられる・おもいあたらされる)
Conditional (ba)思い当たれば(おもいあたれば)
tara思い当たったら(おもいあたったら)
Volitional思い当たろう(おもいあたろう)
polite (mashou)思い当たりましょう(おもいあたりましょう)
Imperative思い当たれ(おもいあたれ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym思い出すおもいだすNeutralThe most general word for recalling something. 思い当たる is for when a cause or explanation suddenly comes to you and things click, as in 「心当たり」.
  • Synonym思い起こすおもいおこすNeutralMeans recalling something, and can also mean rousing your spirits; neutral in register.
  • Related思い返すおもいかえすNeutralMeans thinking back on the past, and can also mean changing your mind; no sense of sudden realization.
  • Related回想かいそうWrittenWritten/formal word for recalling past events, as in 「回想録」; the whole focus is on the past.
  • Related想起そうきWrittenWritten/formal term for recalling something, with a psychological or technical flavor; no sense of sudden realization.
  • Related思い浮かべるおもいうかべるNeutralUsed for picturing an image in your mind, as in 「顔を思い浮かべる」.

To recall something, use 「思い出す」. When something reminds you of a cause and it suddenly clicks, use 「思い当たる」, as in 「思い当たる節がある」. For looking back on the past, 「回想」 fits; the rest have narrower or more specialized uses.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. なるほどと納得なっとくする。
  2. ふと大切たいせつなことを思い付おもいつく。
Kanji in this word
See also

Say it right, write it right

Core lookup works fully offline, with cloud pronunciation and one-tap save & review. Free, no sign-up.

Free downloadWindowsFree downloadmacOSDownload on the App StoreGet it on Google Play
MobileiOS / Android

Android

QR code for the Google Play pageGet it on Google Play

Scan it with your Android phone to install, or search for “Tomoshi” on Google Play.

iOS

QR code for the App Store pageDownload on the App Store

Scan it with your iPhone camera to install, or search for “Tomoshi” in the App Store.

Install the browser extensionLook words up on any web page · Chrome / Edge / Safari

Screenshot of a Tomoshi lookup resultScreenshot of Tomoshi lookup results on a phone

Windows macOS Chrome / Edge / Safari extension iOS / Android