おもいあたる

思い当たる

表記・読み：思いあたる・思い当る・おもいあたる

1. 1

   to 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

   五段動詞（る）自動詞