From Wiktionary, the free dictionary
яс (jas, “bone”) + -т (-t) + мэлхий (melxii). Compare to Tuvan языты-мелегей (yazıtı-melegey)
IPA(key): /jastʰ miɮxiː/
яст мэлхий • (jast melxii) (Mongolian spelling ᠶᠠᠰᠤᠲᠤ
ᠮᠡᠨᠡᠬᠡᠢ (yasutu menekei))
- tortoise; turtle