Noun: Bahamian(s)
Adjective: Bahamian
Noun: Bahraini(s)
Adjective: Bahraini
Noun: Bangladeshi(s)
Adjective: Bangladeshi
Noun: Barbadian(s) or Bajan (colloquial)
Adjective: Barbadian or Bajan (colloquial)
Noun: Belarusian(s)
Adjective: Belarusian
Noun: Belgian(s)
Adjective: Belgian
Noun: Belizean(s)
Adjective: Belizean
Noun: Beninese (singular and plural)
Adjective: Beninese
Noun: Bermudian(s)
Adjective: Bermudian
Noun: Bhutanese (singular and plural)
Adjective: Bhutanese
Noun: Bolivian(s)
Adjective: Bolivian
Noun: Bosnian(s), Herzegovinian(s)
Adjective: Bosnian, Herzegovinian
Noun: Motswana (singular), Batswana (plural)
Adjective: Motswana (singular), Batswana (plural)
Noun: Brazilian(s)
Adjective: Brazilian
Noun: British Virgin Islander(s)
Adjective: British Virgin Islander
Noun: Bruneian(s)
Adjective: Bruneian
Noun: Bulgarian(s)
Adjective: Bulgarian
Noun: Burkinabe (singular and plural)
Adjective: Burkinabe
Noun: Burmese (singular and plural)
Adjective: Burmese
Noun: Burundian(s)
Adjective: Burundian