rigol or rigoll /rigˈəl/

1. A gutter or water channel
2. A groove, esp an encircling groove
3. A circlet (Shakespeare)

• colonic
• colonic hydrotherapy
• colonic irrigation
• colonic irrigations
• colonics
• colonies
• colonisation
• colonise
• colonised
• coloniser
• colonisers
• colonises
• colonising
• colonist
• colonists
• colonitis
• colonitises
• colonization
• colonize
• colonized
• colonizer
• colonizers
• colonizes
• colonizing
• colonnade