Benin: noun: Beninese (singular and plural)
adjective: Beninese
Bermuda: noun: Bermudian(s)
adjective: Bermudian
Bhutan: noun: Bhutanese (singular and plural)
adjective: Bhutanese
Bolivia: noun: Bolivian(s)
adjective: Bolivian
Bosnia and Herzegovina: noun: Bosnian(s), Herzegovinian(s)
adjective: Bosnian, Herzegovinian