Answer:

oink

Answer	Crossword Clue
OINK	Poland China comment
OINK	Sow sound
OINK	Sty cry

OINK	Porker's plaint
OINK	Behave like a pig
OINK	Sty sound
OINK	It's heard in the sty
OINK	Pig-chat
OINK	Pen issuance
OINK	Barnyard noise
OINK	Swine squeal

OINK	Hoggish utterance
OINK	Pen sound
OINK	Sound from a pen
OINK	Porcine comment
OINK	"MacDonald's Farm" sound
OINK	Barnyard sound
OINK	Comment from Porky
OINK	Swinish comment

OINK	Porcine pronouncement
OINK	Make a pig of oneself?
OINK	Communication via pen?
OINK	Pen communication
OINK	Word from a pen pal?
OINK	Act like a pig
OINK	Pen pal's protest?
OINK	Sign of a pen problem?

OINK	Sow's squeal
OINK	"Sooey!" response
OINK	Babe's cry
OINK	Pen emission
OINK	Sound like a pig
OINK	Pen call
OINK	Pen emanation
OINK	Sound from a snout

OINK	Sound on Old MacDonald's farm
OINK	"Sooey!" reply
OINK	Line from "Babe"
OINK	Bit of porcine patter
OINK	Porky's plaint

Crossword

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