Where does “Proto-Sinitic” come from?

Proto-Sinitic (English) comes from English proto, from English proto-, from Ancient Greek πρωτο-, from Ancient Greek πρῶτος, from Ancient Greek πρό, from Proto-Indo-European pró, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “Proto-Sinitic”, step by step

Proto-Sinitic traces back through two separate lines of ancestry.

via English proto

StepLanguageWordMeaning
1EnglishprotoPrototypical; preceding the proper beginning of...
2Englishproto-first; most recent common ancestor of; Relating...
3Ancient Greekπρωτο-first, primary
4Ancient Greekπρῶτοςfirst; earliest; foremost, most prominent
5Ancient Greekπρόbefore; before, in front, forth, forward; before,...
6Proto-Indo-Europeanprótoward, leading to
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed

via English Sinitic

StepLanguageWordMeaning
1EnglishSiniticOf or pertaining to Chinese languages; Of or...
2LatinSinaChina
3LatinSīnaethe Chinese, specifically
4Ancient GreekΣῖναιthe southern Chinese
5Arabicصِين
6Pahlavičīn
7Sanskritचीनthe Chinese people; China; a bandage for the...
8Old Chinese{{w|Qin |State of Qin}}, {{w|Qin dynasty}}; Qin
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pró
Proto-Sinitic — Etymology, Origin & Word History | Etymology Explorer