Synonyms for Duplicitous:

• adj.

  •deceptive (adjective)
  • two-faced,
  • dishonest,
  • cheating.
  •false (adjective)
  • falsehearted.
  •mendacious (adjective)
  • mendacious.

• n.

  •duplicitous (noun)
  • double-tongued,
  • dishonorable,
  • ambidextrous.

• Other synonyms:

  •Janus-faced
  • janus-faced.
  •
  • underhanded,
  • lubricious,
  • guileful.
  •Other relevant words:
  • capricious,
  • questionable,
  • unreliable,
  • dodgy,
  • clever,
  • shrewd,
  • shameless,
  • traitorous,
  • despicable,
  • criminal,
  • artificial,
  • evasive,
  • conniving,
  • Time-serving,
  • cunning,
  • oblique,
  • slimy,
  • fast,
  • machiavellian,
  • fallacious,
  • unprincipled,
  • sharp,
  • waffling,
  • untrustworthy,
  • canny,
  • designing,
  • Amphibolous,
  • unscrupulous,
  • bent,
  • disloyal,
  • conspiratorial,
  • nefarious,
  • crooked,
  • suspicious,
  • undependable,
  • roundabout,
  • faithless,
  • vulpine,
  • Plotting,
  • artful,
  • dishonourable,
  • unfaithful,
  • discreditable,
  • equivocal,
  • sly,
  • Deceiving,
  • intriguing,
  • corrupt,
  • tricky,
  • wishy-washy,
  • wily,
  • Pecksniffian,
  • dissembling,
  • calculating,
  • Contriving,
  • sneaking,
  • base,
  • smooth,
  • pharisaic,
  • Amphibolic,
  • ambagious,
  • deceptive,
  • misleading,
  • untrue,
  • unctuous,
  • fickle,
  • hedging,
  • counterfeit,
  • ungenuine,
  • ambivalent,
  • disreputable,
  • lying,
  • double.

Antonyms for Duplicitous:

• adj.

  • deceptive
    frank, open, trustworthy, honest, truthful.
  • Other antonyms:
    conscientious, forthright, decent, straightforward, scrupulous, upright, aboveboard, just, ethical, honorable, straight.

Homophones for Duplicitous:

• double stitch, double quotes.