Busuu
Butmas-Tur
Butuanon
Buwal
Buxinhua
Buyang, Baha
Buyang, E'ma
Buyang, Langnian
Buyu
Bwa
Bwaidoka
Bwamu, Cwi
Bwamu, Láá Láá
Bwanabwana
Bwatoo
Bwela
Bwile
Bwisi
Byangsi
Byep
Caac
Cabécar
Cabiyarí
Cacaopera
Cacua
Caddo
Cagua
Cahuarano
Cahuilla
Ca̱hungwa̱rya̱
Caka
Cakchiquel
Cakchiquel-Quiché Mixed Language
Cakfem-Mushere
Callawalla
Caló
Caluyanun
Camling
Campalagian
Camsá
Camtho
Camunic
Candoshi-Shapra
Canela
Canichana
Cao Lan
Cao Miao
Capanahua
Capiznon
Caquinte
ISO 639-3 Inverted Names