stinking vs rotten

stinking and rotten both are adjectives.

Word	Noun	Adjective	Verb	Adverb
stinking	No	Yes	No	No
rotten	No	Yes	No	No

As adjectives, stinking and rotten are synonyms defined as:

Other synonyms of stinking include crappy, icky, lousy, shitty, stinky.

stinking (adjective)	rotten (adjective)
very bad	having decayed or disintegrated; usually implies foulness
offensively malodorous	damaged by decay; hence unsound and useless
	very bad