overexertion vs sweat

overexertion and sweat both are nouns.

Word	Noun	Adjective	Verb	Adverb
overexertion	Yes	No	No	No
sweat	Yes	No	Yes	No

As nouns, sweat is a hypernym of overexertion; that is, sweat is a word with a broader meaning than overexertion:

overexertion: excessive exertion; so much exertion that discomfort or injury results
sweat: use of physical or mental energy; hard work

Other hypernyms of overexertion include effort, elbow grease, exertion, travail.

overexertion (noun)	sweat (noun)
excessive exertion; so much exertion that discomfort or injury results	use of physical or mental energy; hard work
	salty fluid secreted by sweat glands
	condensation of moisture on a cold surface
	agitation resulting from active worry

overexertion (verb)	sweat (verb)
	excrete perspiration through the pores in the skin