Related Clues:
- It comes out of a pen, either with or without its first letter
- Pen peep
- Sound sung before/after 10 Down
- Reply from a pen pal?
- Nothing to write with? Pen's sound!
- Porker's noise
- Sound hog makes
- Trough call?
- As a particular sound, English for nöff-nöff in Swedish or boo-boo in Japanese
- 'Feed me some slop, please!'
- The big fat sow said what?
- What comes from pig upset in poke with no exercise outside?
- Old writer makes use of this affirmation from one of The Little Pigs
- Sound from a piggy
- Sound from a snorter