Related Clues:
- Adult nits
- Dog's woe
- Pet parasites
- Bloodsucking insect
- Howard Hughes's phobia
- Cause of some head-scratching
- Pediculicide's target
- Verminophobe's fear
- Antiseptic targets
- Evil intent
- Head residents?
- Pet problem
- Cause of head-scratching, perhaps
- Fumigation targets, sometimes
- Students may be searched for them in grade school