How to say "fidelity" in Japanese

• 信しんCommon
  nounCovers fidelity as honesty and sincerity, but the bare character is abstract, and trust or good faith is its central sense; it is seldom the word you want for 'fidelity' alone.
• 操みさおCommon
  nounFidelity as personal constancy: holding to one's honor and keeping faith with oneself rather than with another party. A word for steadfastness of character.
• 信義しんぎCommon
  nounFidelity as good faith: keeping one's word and dealing loyally with others. Fits when fidelity means honoring commitments and the trust placed in you.
• 節操せっそうCommon
  nounFidelity as unbending integrity: refusing to abandon one's principles even under pressure. The emphasis falls on moral steadfastness rather than attachment to a person.
• 忠誠ちゅうせいCommon
  na-adjective, nounFidelity as loyalty and allegiance: faithfulness owed to a lord, country, or organization. The natural choice when 'fidelity' means devoted service to a person or cause.
  君きみの忠誠ちゅうせいを当あてにしてもいいかい。↗

  Can I count on your loyalty?

Choose 信 for honesty and sincerity, 操 for personal constancy and honor, 信義 for keeping faith with others, 節操 for unbending principle, and 忠誠 for loyalty or allegiance to a person or cause.

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

• 信しんhonesty
• 操みさおfidelity
• 信義しんぎfaith
• 節操せっそうintegrity
• 忠誠ちゅうせいloyalty
• フィデリティーfidelity (audio)
• 真実性しんじつせいfidelity
• 忠実度ちゅうじつどfidelity
• 心中立てしんじゅうだてfidelity (in a romantic relationship)
• 忠ちゅうloyalty
• 貞操ていそうchastity
• 貞淑ていしゅくchastity
• 貞節ていせつchastity
• 忠節ちゅうせつloyalty
• 操守そうしゅconstancy
• 老実ろうじつloyalty
• 忠心ちゅうしんloyal heart
• 実じつsincerity
• 真実味しんじつみsincerity