63 entries under unprincipled topic. ×

6
treacherous(adjective, wrong, false, dishonest, cunning)
5
cheating(noun, verb, adjective, bad, wrong)
5
traitorous(adjective, false, dishonest, deceitful, lying)
3
disloyal(adjective, false, dishonest, dubious, fickle)
3
treasonable(adjective, false, fickle, untrue)
2
dishonest(adjective, bad, wrong, false, corrupt)
2
double-dealing(noun, adjective, wrong, deception, false)
2
faithless(adjective, false, dishonest, changeable, fickle)
2
fickle(adjective, false, cold, hot, dishonest)
2
flimflam(adjective, wrong, deception, immoral, trickery)
2
perfidious(adjective, wrong, false, dishonest, deceitful)
2
two-faced(adjective, bad, wrong, false, corrupt)
2
two-timing(adjective, bad, wrong, false, corrupt)
2
unfaithful(adjective, false, dishonest, dubious, changeable)
1
accidentally on purpose(expression, adjective, idiom, senseless, fickle)
1
adulterine(adjective, false, fickle, untrue)
1
adulterous(adjective, false, improper, fickle, untrue)
1
amoral(adjective, corrupt, dishonest, immoral, fickle)
1
changeful(adjective, false, dishonest, dubious, fickle)
1
committing perjury(expression, adjective, wrong, false, dishonest)
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APASmart Define. (2015). double-crossing thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/double-crossing/thesaurus/synonyms
ChicagoSmart Define. 2015. "double-crossing thesaurus" https://smartdefine.org/double-crossing/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, double-crossing thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/double-crossing/thesaurus/synonyms>.
MLASmart Define. "double-crossing thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/double-crossing/thesaurus/synonyms>