standstill vs stalemate

standstill and stalemate both are nouns.

Word	Noun	Adjective	Verb	Adverb
standstill	Yes	No	No	No
stalemate	Yes	No	Yes	No

As nouns, standstill and stalemate are synonyms defined as:

standstill and stalemate: a situation in which no progress can be made or no advancement is possible

Other synonyms of standstill include dead end, deadlock, impasse.

standstill (noun)	stalemate (noun)
an interruption of normal activity	drawing position in chess: any of a player's possible moves would place his king in check
a situation in which no progress can be made or no advancement is possible	a situation in which no progress can be made or no advancement is possible

standstill (verb)	stalemate (verb)
	subject to a stalemate