Where does “שאתא” come from?

שאתא (Lishana Deni) comes from Aramaic שַׁתָּא, from Aramaic שַׁנְתָּא, from Proto-Semitic šanat- — year.

שאתא (Lishana Deni): year; time

Definitions

Step	Language	Word	Meaning
1	Aramaic	שַׁתָּא	year
2	Aramaic	שַׁנְתָּא	—
3	Proto-Semitic	šanat-	year

שאתא — Etymology, Origin & Word History | Etymology Explorer