decoy vs slicker

decoy and slicker both are nouns.

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

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

Other hypernyms of decoy include accomplice, confederate, beguiler, cheat, cheater, deceiver, trickster.

decoy (noun)	slicker (noun)
something used to lure fish or other animals into danger so they can be trapped or killed	a macintosh made from cotton fabric treated with oil and pigment to make it waterproof
a beguiler who leads someone into danger (usually as part of a plot)	someone who leads you to believe something that is not true
	a person with good manners and stylish clothing

decoy (verb)	slicker (verb)
lure or entrap with or as if with a decoy