unfaithful

/ənfˈeɪθfəl/ · 3 syllables

Meaning

adjective

1. not true to duty or obligation or promises
   “an unfaithful lover”
2. having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend
   “her husband was unfaithful”
3. having the character of, or characteristic of, a traitor
   “the faithless Benedict Arnold”
4. not trustworthy
   “an unfaithful reproduction”

Synonyms for unfaithful

• apostate
• punic
• untrue
• adulterous
• faithless
• traitorous
• treasonable
• treasonous
• disloyal
• inaccurate

Antonyms of unfaithful

• faithful

Words that rhyme with unfaithful

• faithful