Where does “prekilled” come from?

prekilled (English) comes from English pre, from Latin prae, from Proto-Italic prai, from Proto-Indo-European preh₂-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

prekilled (English): killed prior to some other operation

Definitions

  1. killed prior to some other operation

Ancestry of “prekilled”, step by step

prekilled traces back through two separate lines of ancestry.

via English pre

StepLanguageWordMeaning
1EnglishpreBefore; Precum, Cowper's fluid, pre-ejaculate; To...
2Latinpraebefore; in front; in front of
3Proto-Italicpraibefore; in front of
4Proto-Indo-Europeanpreh₂-before, in front
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

via English killed

StepLanguageWordMeaning
1Englishkilledsimple past tense and past participle of kill;...
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-
prekilled — Etymology, Origin & Word History | Etymology Explorer