n. 25B6; noun
the sculpture was a fake : FORGERY, counterfeit, copy, pirate(d) copy, sham, fraud, hoax, imitation, mock-up, dummy, reproduction; informal phoney, rip-off, dupe.
that doctor is a fake : CHARLATAN, quack, mountebank, sham, fraud, humbug, impostor, hoaxer, cheat, (confidence) trickster, fraudster; informal phoney, con man, con artist.
25B6; adjective
fake banknotes : COUNTERFEIT, forged, fraudulent, sham, imitation, pirate(d), false, bogus; invalid; informal phoney, dud.
fake diamonds : IMITATION, artificial, synthetic, simulated, reproduction, replica, ersatz, man-made, dummy, false, mock, bogus; informal pretend, phoney, pseudo.
a fake accent : FEIGNED, faked, put-on, assumed, invented, affected, pseudo; unconvincing, artificial, mock; informal phoney, pseud; Brit. informal cod.
genuine, authentic.
25B6; verb
the certificate was faked : FORGE, counterfeit, falsify, mock up, copy, pirate, reproduce, replicate; doctor, alter, tamper with.
he faked a yawn : FEIGN, pretend, simulate, put on, make-believe, affect.