The Latin word os
Word os
Meaning bone
See also Armenian: oskr ‘bone’
Tocharian B: āsta ‘bones’
Hittite: ḫa-aš-ta-a-i ‘bone’
C. Luwian: ḫa-a-aš-ša ‘bone’

Other words that might be of interest
cutis ‘skin’, sanguis ‘blood’, ovum ‘egg’, cornu ‘horn’, cauda ‘tail’, penna ‘feather’, pilus ‘hair’, caput ‘head’, auris ‘ear’, oculus ‘eye’, nasus ‘nose’, naris ‘nose’, ōs ‘mouth’, dens ‘tooth’, lingua ‘tongue’, unguis ‘fingernail’, pes ‘foot’, crus ‘leg’, genu ‘knee’, mānus ‘hand’, ala ‘wing’, venter ‘belly’, cervix ‘neck’, mamma ‘breast’, cor ‘heart’, iecur ‘liver’, aeger ‘sick’, animus ‘courage, vivacity, bravery, will, spirit, soul’, arma ‘arms, weapons’, barba ‘beard, whiskers’, capillus ‘hair’, collum ‘neck’, coma ‘hair of the head, leaves, rays of light’, comminus ‘hand to hand, in close combat’, corpus ‘body, corpse’, crinis ‘hair’, spuō ‘to spit’, mordeō ‘to bite, to chew’