What is the crossword answer for the clue: Annoying one

PEST - a 4 letter word may be the answer you are looking for!

PILL - a 4 letter word may be the answer you are looking for!

RASP - a 4 letter word may be the answer you are looking for!

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

GNAT - a 4 letter word may be the answer you are looking for!

Annoying one

4 Character Answers:

GNAT

PEST

PILL

RASP

5 Character Answers:

TEASE