rigol or rigoll /rigˈəl/

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

• black diamond
• black diamonds
• black dog
• black draught
• black drop
• black earth
• black economies
• black economy
• blacked
• blacken
• blackened
• Black English
• blackening
• blackens
• blacker
• blackest
• black eye
• black-eye bean
• black-eye beans
• black-eyed bean
• black-eyed beans
• black-eyed pea
• black-eyed peas
• black-eyed Susan
• black-eyed Susans