get at vs devil

get at is not a noun while devil is a noun.

Word	Noun	Adjective	Verb	Adverb
get at	No	No	Yes	No
devil	Yes	No	Yes	No

As verbs, get at and devil are synonyms defined as:

get at and devil: cause annoyance in; disturb, especially by minor irritations

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

get at (noun)	devil (noun)
	a word used in exclamations of confusion
	an evil supernatural being
	a cruel wicked and inhuman person
	a rowdy or mischievous person (usually a young man)

get at (verb)	devil (verb)
cause annoyance in; disturb, especially by minor irritations	coat or stuff with a spicy paste
reach or gain access to	cause annoyance in; disturb, especially by minor irritations
influence by corruption