Pemba
geographical name
Pem·ba ˈpem-bə 
island of Tanzania in the Indian Ocean north of the island of Zanzibar population 406,848
- ring roads
- ring rope
- ring rot
- ring screw
- ring seal
- ring settlement
- ring shake
- ring shout
- ring sight
- ring snake
- ring spinner
- ring spinning
- ring spot
- ring stand
- ring stick
- ring stone
- ring stopper
- ring system
- ring tennis
- ring the changes
- ring the death knell
- ring thrush
- ring toss
- ring traveler
- ring true