workout suit vs sweat suit

workout suit and sweat suit both are nouns.

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

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

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

Other synonyms of workout suit include sweats, sweatsuit.

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