英语词源字典 - 在线词源网站

fossa (2)[fossa 词源字典]: "A large nocturnal reddish-brown catlike mammal of the civet family, found in the rainforests of Madagascar", Mid 19th century: from Malagasy fosa.[fossa etymology, fossa origin, 英语词源]
Baka: "A member of a nomadic Pygmy people inhabiting the rainforests of south-eastern Cameroon and northern Gabon", Perhaps from Lingala Ba-aka 'Pygmies'.