Where does “șeușoară” come from?

șeușoară (Romanian) comes from Romanian șa, from Vulgar Latin sa, from Latin sua, from Proto-Italic sowos, from Proto-Indo-European sewos, from Proto-Indo-European swé — self.

Ancestry of “șeușoară”, step by step

StepLanguageWordMeaning
1Romanianșasaddle
2Vulgar Latinsapaternal uncle
3Latinsuanominative singular feminine of suus; nominative...
4Proto-Italicsowoshis, her, its, their
5Proto-Indo-Europeansewos(one's) own; his, her, its
6Proto-Indo-Europeanswéself
Every word from Proto-Indo-European swé