Answer:

irksome

Answer	Crossword Clue
IRKSOME	Vexatious
IRKSOME	Nettling
IRKSOME	Annoying

IRKSOME	Irritating
IRKSOME	Dander-raising
IRKSOME	Trying
IRKSOME	Exasperating
IRKSOME	Like a gnat
IRKSOME	Monotonous.
IRKSOME	Tedious.
IRKSOME	Annoying.

IRKSOME	Tedious
IRKSOME	Pestiferous
IRKSOME	Like gnats
IRKSOME	Grating
IRKSOME	Vexing
IRKSOME	Aggravating

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.