yak (Malay) comes from Hungarian berak, from Hungarian Rák, from Proto-Slavic rakъ, from Proto-Balto-Slavic rṓˀkas, from Proto-Indo-European wreh₃kʷos — looking backwards.
yak (Malay): yak
Definitions
yak
Ancestry of “yak”, step by step
yak traces back through two separate lines of ancestry.