get at vs irritate

get at and irritate both are verbs.

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

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

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

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

get at (verb)	irritate (verb)
cause annoyance in; disturb, especially by minor irritations	excite to an abnormal condition, or chafe or inflame
reach or gain access to	excite to some characteristic action or condition, such as motion, contraction, or nervous impulse, by the application of a stimulus
influence by corruption	cause annoyance in; disturb, especially by minor irritations