Sambe language
Sambe is a presumably extinct Plateau language of Nigeria once spoken in the village of the same name. The Sambe people have shifted to Ninzo.Sambe is unusual in contrasting /k͡p/ and /k͡pʷ/, a rare distinction in the world’s languages. For example, 

/k͡pùk͡pʷɛ̀/ "cough"
/kə́k͡pɛ/ "choose"


== References ==