irritate vs get at

irritate and get at both are verbs.

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

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

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

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

irritate (verb)	get at (verb)
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	reach or gain access to
cause annoyance in; disturb, especially by minor irritations	influence by corruption