sweats vs workout suit

sweats and workout suit both are nouns.

Word	Noun	Adjective	Verb	Adverb
sweats	Yes	No	No	No
workout suit	Yes	No	No	No

As nouns, sweats and workout suit are synonyms defined as:

sweats and workout suit: garment consisting of sweat pants and a sweatshirt

Other synonyms of sweats include sweat suit, sweatsuit.

sweats (noun)	workout suit (noun)
garment consisting of sweat pants and a sweatshirt	garment consisting of sweat pants and a sweatshirt