How to say "execute" in Japanese

• 果たすはたすJLPT N1approx.Common
  godan verb, transitive verbCovers 'execute' in the sense of carrying out or fulfilling a duty, role, or plan; the nuance is seeing a task through to completion. Typical when talking about responsibilities being fully achieved.
  君きみはその義務ぎむを果はたすべきである。↗

  You must perform your duty.
• エグゼキュート
  nounA katakana loanword that transcribes the English 'execute'. It is less common, and for carrying out or fulfilling a duty or plan, 果たす is the word you want; this one is seldom needed.

For 'execute' meaning to carry out or fulfill a duty, role, or plan, use the common word 「果たす」; 「エグゼキュート」 is a less common katakana loanword transcribing the English term and is seldom the word you want.

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

• 果たすはたすto accomplish
• エグゼキュートexecute