Answer:

coot

Answer	Crossword Clue
COOT	Crotchety one
COOT	Scoter
COOT	Geezer

COOT	Marsh hen
COOT	Swimming bird to which weird old people might be compared
COOT	Curmudgeon
COOT	Diving bird
COOT	Eccentric oldster
COOT	Aquatic bird
COOT	Old geezer
COOT	Rail family bird

COOT	Odd old fellow
COOT	Codger
COOT	Crotchety sort
COOT	Old fool
COOT	Crotchety oldster
COOT	Crotchety person
COOT	Old buzzard
COOT	White-billed waterfowl

COOT	Bird of the rail family
COOT	Foolish fellow
COOT	Grumpy old man
COOT	Old grump
COOT	Ducklike bird
COOT	Water bird
COOT	Type of rail
COOT	Wetlands bird

COOT	Crotchety old-timer
COOT	Old fogy
COOT	Surf duck.
COOT	A swimming and diving bird.
COOT	Stupid bird.
COOT	Web-footed water bird.
COOT	Northern sea duck.
COOT	Web-footed bird.

COOT	Diving bird.
COOT	Bird of the rail family.
COOT	Scoter.
COOT	Water bird.
COOT	Water fowl.