What is the crossword answer for the clue: Source of irritation

RUB - a 3 letter word may be the answer you are looking for!

PEEVE - a 5 letter word may be the answer you are looking for!

NETTLE - a 6 letter word may be the answer you are looking for!

AGGRO - a 5 letter word may be the answer you are looking for!

PAININTHENECK - a 13 letter word may be the answer you are looking for!

Source of irritation

3 Character Answers:

RUB

5 Character Answers:

AGGRO

PEEVE

6 Character Answers:

NETTLE

13 Character Answers:

PAININTHENECK