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untrustworthy

Definitions of untrustworthy
  1. adjective
    not worthy of trust or belief
    “an untrustworthy person”
    synonyms: untrusty
    undependable, unreliable
    not worthy of reliance or trust
    unfaithful
    not true to duty or obligation or promises
    dishonest, dishonorable
    deceptive or fraudulent; disposed to cheat or defraud or deceive
    devious, shifty
    characterized by insincerity or deceit; evasive
    fly-by-night, shady
    (of businesses and businessmen) unscrupulous
    slippery, tricky
    not to be trusted
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    Antonyms:
    trustworthy, trusty
    worthy of trust or belief
    dependable, reliable
    worthy of reliance or trust
    faithful
    steadfast in affection or allegiance
    honest, honorable
    not disposed to cheat or defraud; not deceptive or fraudulent
    responsible
    worthy of or requiring responsibility or trust; or held accountable
    authentic, reliable
    conforming to fact and therefore worthy of belief
    creditworthy, responsible
    having an acceptable credit rating
    dependable, honest, reliable, true
    worthy of being depended on
    fiducial
    based on trust
    sure, trusted
    (of persons) worthy of trust or confidence
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