дьаама (Yakut) comes from Russian я́ма, from Sanskrit यम, from Sanskrit ज, from Proto-Indo-Aryan ȷ́ás, from Proto-Indo-Iranian ȷ́ás, from Proto-Indo-European ǵenh₁- — to produce, to beget, to give birth.
дьаама (Yakut): pit, hole (in the ground)