bona fide

/B OW1 N AH0 F AY1 D/
adjective
  1. 1

    In good faith; sincere; without deception or ulterior motive.

    โ€œAlthough he failed, the prime minister made a bona fide attempt to repair the nation's damaged economy.โ€

  2. 2

    Genuine; not counterfeit.

    โ€œThis is a bona fide Roman coin.โ€

adverb
  1. 1

    In good faith; genuinely, sincerely.

Source: https://en.wiktionary.org/wiki/bona%20fide