workout vs sweat

workout and sweat both are nouns.

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

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

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

workout (noun)	sweat (noun)
the activity of exerting your muscles in various ways to keep fit	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

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