fake vs sham

fake and sham both are nouns.

Word	Noun	Adjective	Verb	Adverb
fake	Yes	Yes	Yes	No
sham	Yes	Yes	Yes	No

As nouns, fake and sham are synonyms defined as:

Other synonyms of fake include postiche.

As nouns, fake and sham are synonyms defined as:

Other synonyms of fake include faker, fraud, imposter, impostor, pretender, pseud, pseudo, role player, shammer.

As verbs, sham is a hypernym of fake; that is, sham is a word with a broader meaning than fake:

Other hypernyms of fake include affect, dissemble, feign, pretend.

fake (noun)	sham (noun)
(football) a deceptive move made by a football player	something that is a counterfeit; not what it seems to be
something that is a counterfeit; not what it seems to be	a person who makes deceitful pretenses
a person who makes deceitful pretenses

fake (adjective)	sham (adjective)
not genuine or real; being an imitation of the genuine article	adopted in order to deceive
fraudulent; having a misleading appearance

fake (verb)	sham (verb)
speak insincerely or without regard for facts or truths	make believe with the intent to deceive
make a copy of with the intent to deceive	make a pretence of
tamper, with the purpose of deception