BUK
Bulla Regia
bum i
bun
Bunbury
Bundaberg
bunt Cyprus
bunt De Sudan
bunt Gibraltar
bunt Israel
bunt Iwerddon
bunt Libanus
bunt Prydain
bunt St. Helena
bunt Sudan
bunt Sudan (1957–1998)
bunt Ynysoedd Falkland/Malvinas
bunt yr Aifft
buoch chi
buom ni
buont nhw
buost ti
bupur
Burberry
Burgas
Burgos
burgyn
Burkina
Burkina Faso
Burma
burman
Burnie
burum
Burundi
bus
Busingen
busnes
busnesa
busnesau
busnesgar
busneslyd
busnesu
bustach
bustachu
bustl
Butler
buwch
buwch goch gota
buwch nf
buyisela
Cymraeg