Synonyms for Unfaithfully:

• adv

  •falsely (adverb)
  • behind ones back.
  •Other relevant words: (adverb)
  • falsely,
  • deceitfully,
  • unreliably.

• adv.

  •falsely (adverb)
  • malevolently,
  • basely,
  • behind one's back,
  • unscrupulously,
  • crookedly,
  • underhandedly,
  • falseheartedly,
  • unfaithfully,
  • maliciously,
  • treacherously,
  • dishonorably,
  • perfidiously,
  • roguishly,
  • dishonestly,
  • traitorously.
  •impiously (adverb)
  • profanely,
  • blasphemously,
  • waywardly,
  • godlessly,
  • sacrilegiously,
  • sinfully,
  • Irreligiously,
  • atheistically,
  • irreverently,
  • impiously.
  •unreliably (adverb)
  • irregularly,
  • uncertainly.

• n.

  •Other relevant words: (noun)
  • faithlessly,
  • undependably,
  • disloyally,
  • untruly.

• Other synonyms:

  •Other relevant words (noun):
  • insincerely,
  • recreantly,
  • adulterously,
  • carelessly,
  • delusively,
  • corruptly,
  • treasonably,
  • mistakenly,
  • wrongly,
  • Fickly,
  • Hollowly,
  • inaccurately,
  • sourly,
  • fictitiously,
  • shiftily,
  • trickily,
  • cravenly,
  • Inconstantly.

Antonyms for Unfaithfully:

• adv.

  • falsely
    honestly, truthfully.
  • treacherously
    faithfully, loyally.
  • Other antonyms:
    dependably, reliably.