sweet-scented vs odorous

sweet-scented and odorous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sweet-scented	No	Yes	No	No
odorous	No	Yes	No	No

As adjectives, sweet-scented and odorous are synonyms defined as:

Other synonyms of sweet-scented include odoriferous, perfumed, scented, sweet-smelling, sweet.

sweet-scented (adjective)	odorous (adjective)
having a natural fragrance	having odor or a characteristic odor
	having a natural fragrance
	emitting an odor