Where does “prima” come from?

prima (Piedmontese) comes from Latin prima vera, from Latin prīmus, from Latin prīsmos, from Proto-Italic priisemos, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “prima”, step by step

StepLanguageWordMeaning
1Latinprima veraearly spring
2Latinprīmus—
3Latinprīsmos—
4Proto-Italicpriisemosforemost, first
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Proto-Italic priisemos →