nettle vs rile

nettle is a noun but rile is not a noun.

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

As verbs, nettle and rile are synonyms defined as:

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

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

nettle (noun)	rile (noun)
any of numerous plants having stinging hairs that cause skin irritation on contact (especially of the genus Urtica or family Urticaceae)

nettle (verb)	rile (verb)
cause annoyance in; disturb, especially by minor irritations	make turbid by stirring up the sediments of
sting with or as with nettles and cause a stinging pain or sensation	cause annoyance in; disturb, especially by minor irritations