Dumfries and GallowayDum‧fries and Gal‧lo‧way /dʌmˌfriːs ənd ˈɡæləweɪ/ 
a region in southwest Scotland, including the town of Dumfries
a region in southwest Scotland, including the town of Dumfries- operable
- opera house
- operate
- operatic
- operatically
- operating room
- operating system
- operating table
- operating theatre
- operation
- operational
- operationally
- operational research
- Operation Desert Storm
- Operation Iraqi Freedom
- Operation Overlord
- operative
- operator
- operetta
- Ophelia
- ophthalmic
- ophthalmologist
- ophthalmology
- opiate
- opine