The Hebrew and Greek that is transliterated as “Cain” in English is transliterated as Kaḭ in Ngambay. In a translatory coincidence Kaḭ is very similar to the Ngambay word kain or “to flee” which is what Cain does according to Genesis 4:14. (Source: Andy Warren-Rothlin)

In the Protestant tradition of Mandarin Chinese it is transliterated as Gāiyǐn (该隐) which can be understood as “should hide” or “should be hidden.” (Source: Zetzsche)

In Spanish Sign Language it is translated with a sign that signifies “bad.” (Source: Steve Parkhurst)

“Cain” in Spanish Sign Language, source: Sociedad Bíblica de España

See also Abel.