Answer:

nutsy

Answer	Crossword Clue
NUTSY	Bats
NUTSY	Bananas
NUTSY	Cuckoo

NUTSY	Bonkers
NUTSY	Cracked
NUTSY	Off one's trolley
NUTSY	Crackers
NUTSY	Cockeyed

Crossword

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