cheater vs slicker

cheater and slicker both are nouns.

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

As nouns, cheater and slicker are synonyms defined as:

cheater and slicker: someone who leads you to believe something that is not true

Other synonyms of cheater include beguiler, cheat, deceiver, trickster.

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