foetid vs noisome

foetid and noisome both are adjectives.

Word	Noun	Adjective	Verb	Adverb
foetid	No	Yes	No	No
noisome	No	Yes	No	No

As adjectives, foetid and noisome are synonyms defined as:

Other synonyms of foetid include fetid, foul-smelling, foul, funky, ill-scented, smelly, stinking.

foetid (adjective)	noisome (adjective)
offensively malodorous	offensively malodorous
	causing or able to cause nausea