chess player vs patzer

chess player and patzer both are nouns.

Word	Noun	Adjective	Verb	Adverb
chess player	Yes	No	No	No
patzer	Yes	No	No	No

As nouns, patzer is a hyponym of chess player; that is, patzer is a word with a more specific, narrower meaning than chess player:

Other hyponyms of chess player include chess master.

chess player (noun)	patzer (noun)
someone who plays the game of chess	a poor chess player