mer·lin 
(mûrlĭn)
(mûrlĭn)n.
A small falcon (Falco columbarius) of northern regions, having predominantly dark plumage and a black-striped tail. Also called pigeon hawk.
[Middle English, from Anglo-Norman merilun, from Old French esmerillon, diminutive of esmeril, of Germanic origin.]
- petrol
- petrolatum
- petroleum
- petroleum coke
- petroleum ether
- petroleum jelly
- petrolic
- petrologic
- petrological
- petrologically
- petrologist
- petrology
- Petronius
- "Petronius Arbiter."
- Petropavlovsk-Kamchatski
- Petropavlovsk-Kamchatskiy
- petrosal
- petrous
- Petrozavodsk
- Petrus
- Petrópolis
- PET scan
- PET scanner
- pet-sitter
- pet-sitting