forger vs slicker

forger and slicker both are nouns.

Word	Noun	Adjective	Verb	Adverb
forger	Yes	No	No	No
slicker	Yes	No	No	No

As nouns, slicker is a hypernym of forger; that is, slicker is a word with a broader meaning than forger:

Other hypernyms of forger include beguiler, cheat, cheater, deceiver, trickster.

forger (noun)	slicker (noun)
someone who operates a forge	a macintosh made from cotton fabric treated with oil and pigment to make it waterproof
someone who makes copies illegally	someone who leads you to believe something that is not true
	a person with good manners and stylish clothing