regula /regˈū-lə/

1. The rule of a religious order
2. A fillet, esp under the Doric taenia, below each triglyph (architecture)

• gullies
• gulling
• gullish
• gulls
• gull-wing
• gully
• gully-hole
• gully-holes
• gully-hunter
• gully-hunters
• gullying
• gully-raker
• gully-rakers
• gulosities
• gulosity
• gulp
• gulped
• gulper
• gulpers
• gulph
• gulphed
• gulphing
• gulphs
• gulping
• gulps