INFIDELITY /ˌɪnfɪˈdɛlɪti/ Scrabble 17 Words With Friends 18 Scrabble letter values: I1N1F4I1D2E1L1I1T1Y4 = 17 Definition noun the quality of being unfaithful. — synonyms: unfaithfulness See all 172 words you can make from INFIDELITY → 10-letter words Words starting with I Words ending with Y ← Unscramble different letters