sharper vs cardsharp

sharper and cardsharp both are nouns.

Word	Noun	Adjective	Verb	Adverb
sharper	Yes	No	No	No
cardsharp	Yes	No	No	No

As nouns, sharper and cardsharp are synonyms defined as:

sharper and cardsharp: a professional card player who makes a living by cheating at card games

Other synonyms of sharper include card shark, card sharp, card sharper, cardsharper, sharpie, sharpy.

sharper (noun)	cardsharp (noun)
a professional card player who makes a living by cheating at card games	a professional card player who makes a living by cheating at card games