Synonyms of unfaithful in English:

unfaithful


See definition of unfaithful

adjective

1‘she found out that her husband had been unfaithful’

SYNONYMS
adulterous, faithless, fickle, untrue, inconstant, flighty
informal cheating, two-timing
ANTONYMS

faithful

2‘you have proved to be an unfaithful member of this community’

SYNONYMS
disloyal, treacherous, traitorous, untrustworthy, unreliable, undependable, false, false-hearted, faithless, perfidious, insincere, two-faced, Janus-faced, back-stabbing, double-crossing, double-dealing, deceitful
archaic recreant
ANTONYMS

loyal