Where does “unprime” come from?

unprime (English) comes from English Prime, from French prime, from Old French prim, from Latin prīmus, from Latin prīsmos, from Proto-Italic priisemos, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

unprime (English): Not prime; not of the highest quality

Definitions

  1. Not prime; not of the highest quality

Ancestry of “unprime”, step by step

unprime traces back through two separate lines of ancestry.

via English Prime

StepLanguageWordMeaning
1EnglishPrimeFirst in importance, degree, or rank
2Frenchprimereward; prize; bonus; premium
3Old Frenchprim
4Latinprīmus
5Latinprīsmos
6Proto-Italicpriisemosforemost, first
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Italic priisemos