Proto-IE: *ors- <PIH *o->
Meaning: buttock, anus
Hittite: arra- c. 'After, Gesäss' (Tischler 51-52)
Armenian: orr, pl. orrkh (i-St.) `Hinterer'
Old Greek: órro-s m. `Hinterer, After; Ende des os sacrum'
Celtic: OIr. err f. 'Schwanz, Ende'
Russ. meaning: ягодица, anus
piet-meaning,piet-hitt,piet-arm,piet-greek,piet-germ,piet-celt,piet-rusmean,piet-refer,