rile vs irritate

rile and irritate both are verbs.

Word	Noun	Adjective	Verb	Adverb
rile	No	No	Yes	No
irritate	No	No	Yes	No

As verbs, rile and irritate are synonyms defined as:

rile and irritate: cause annoyance in; disturb, especially by minor irritations

Other synonyms of rile include annoy, bother, chafe, devil, get at, get to, gravel, nark, nettle, rag, vex.

rile (verb)	irritate (verb)
make turbid by stirring up the sediments of	excite to an abnormal condition, or chafe or inflame
cause annoyance in; disturb, especially by minor irritations	excite to some characteristic action or condition, such as motion, contraction, or nervous impulse, by the application of a stimulus
	cause annoyance in; disturb, especially by minor irritations