- adjective (adj)

Meaning: disloyal, adulterous

Synonyms: adulterine cheating deceitful double-crossing faithless false false-hearted fickle foresworn inconstant incontinent moonlighting not true to of bad faith perfidious philandering recreant shifty snaky sneaking traitorous treacherous treasonable two-faced two-timing unchaste unreliable untrue untrustworthy wicked
Antonyms: faithful loyal trustworthy

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.