unctuous

affected, assumed, claptrap, contrived, forced, mechanical, put-on, simulated, strained, unnatural

empty, hollow, meaningless

deceitful, devious, dishonest, false, untruthful

facile, glib, superficial

bogus, sham

facetious, jocular, tongue-in-cheek

canting, pharisaical, pious, sanctimonious, self-righteous, simon-pure

drooling, slavering, slobbering

cloying, sickening

demonstrative, effusive, mushy, uninhibited, unreserved, unrestrained

artificial, backhanded, feigned, hypocritical, insincere, left-handed, mealymouthed, sanctimonious, two-faced

disarming, endearing, ingratiating, winning, winsome

extravagant, lavish, unrestrained

abundant, copious, profuse