checkmate vs chess move

checkmate and chess move both are nouns.

Word	Noun	Adjective	Verb	Adverb
checkmate	Yes	No	Yes	No
chess move	Yes	No	No	No

As nouns, chess move is a hypernym of checkmate; that is, chess move is a word with a broader meaning than checkmate:

checkmate: a chess move constituting an inescapable and indefensible attack on the opponent's king
chess move: the act of moving a chess piece

checkmate (noun)	chess move (noun)
a chess move constituting an inescapable and indefensible attack on the opponent's king	the act of moving a chess piece
complete victory

checkmate (verb)	chess move (verb)
place an opponent's king under an attack from which it cannot escape and thus ending the game