not sincere; not honest in the expression of actual feeling; hypocritical.

adjective

forthright , frank , honest , open , sincere

adjective

ambidextrous , backhanded , deceitful , deceptive , devious , disingenuous , dissembling , dissimulating , double , double-dealing , duplicitous , evasive , faithless , fake , false , hollow , hypocritical , lying , mendacious , perfidious , phony , pretentious , put-on , shifty , slick , sly , snide , two-faced * , unfaithful , untrue , untruthful , affected , feigned , pretended , left-handed , mala fide , artificial , counterfeit , dishonest , facile , fulsome , glib , guileful , ingratiating , meretricious , pat , specious , theatrical , tongue-in-cheek , unctuous