I. adjective
Synonyms: artificial 3, affected, assumed, feigned, spurious
Related Word: mannered, posed; faked, sham
II. noun
1.
Synonyms: imposture , cheat, deceit, deception, fake, humbug, phony, sell, sham, spoof
2.
Synonyms: mask 2, cloak, cover, disguise, facade, face, false front, guise, masquerade, show