Related Clues:

• Pen output
• Barnyard exchange
• Hog sounds
• Components of pig chatter
• Sty cries
• Slop-lover's comments
• Sounds like a sow
• Cries from sties
• Chatter among pen pals
• Pen sounds
• Sty comments
• Sty his
• Pen chants
• Swinish sounds
• Sounds from a pen