footrace vs race

footrace and race both are nouns.

Word	Noun	Adjective	Verb	Adverb
footrace	Yes	No	No	No
race	Yes	No	Yes	No

As nouns, race is a hypernym of footrace; that is, race is a word with a broader meaning than footrace:

footrace (noun)	race (noun)
a race run on foot	a canal for a current of water
	a contest of speed
	any competition
	people who are believed to belong to the same genetic stock
	(biology) a taxonomic group that is a division of a species; usually arises as a consequence of geographical isolation within a species
	the flow of air that is driven backwards by an aircraft propeller

footrace (verb)	race (verb)
	compete in a race
	move hurridly
	cause to move fast or to rush or race
	to work as fast as possible towards a goal, sometimes in competition with others