Where does “său” come from?

său (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.

său (Romanian): his / her; his/hers

Definitions

  1. his / her; his/hers

Ancestry of “său”, step by step

său traces back through 3 separate lines of ancestry.

via Romanian șa

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

via Romanian aŭ

StepLanguageWordMeaning
1RomanianaŭObsolete spelling of au
2Latinautor
3Proto-Italic*autieither, or
4Proto-Indo-Europeanh₂ewtion the other hand
5Proto-Indo-Europeanh₂ewaway from, off; again
6Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact

via Latin suus

StepLanguageWordMeaning
1Latinsuushis, her, its, their
2Old Latinsovos—
3Proto-Indo-Europeanswoyos—
Every word from Proto-Indo-European swé →Every word from Proto-Indo-European sewos →Every word from Proto-Italic sowos →