riled vs pissed off

riled and pissed off both are adjectives.

Word	Noun	Adjective	Verb	Adverb
riled	No	Yes	No	No
pissed off	No	Yes	No	No

As adjectives, riled and pissed off are synonyms defined as:

Other synonyms of riled include annoyed, irritated, miffed, nettled, peeved, pissed, roiled, steamed, stung.

riled (adjective)	pissed off (adjective)
aroused to impatience or anger	aroused to impatience or anger