How to say "rethink" in Japanese

• 考え直すかんがえなおすCommon
  godan verb, transitive verbThe common verb for rethink: to think over a plan, decision, or idea again, often with a view to changing it. Use it when you go back and reconsider something you have decided.
  あなたがそれを考え直かんがえなおして止とめてもらえればと思おもいます。↗

  I hope you'll think better of it.
• 自己反省じこはんせい
  suru verbRethink only in the inward sense: to self-question and reflect on your own conduct or attitude. A less common choice, and not the word for rethinking a plan or decision — for that, use 考え直す.

Use 「考え直す」 for the ordinary sense of rethinking a plan, decision, or idea and possibly changing it; use 自己反省 only when rethink means turning inward and reexamining your own conduct or attitude.

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

• 考え直すかんがえなおすto reconsider
• 自己反省じこはんせいto self-question