Where does “preassume” come from?

preassume (English) comes from English assume, from Latin assūmō, from Latin ad-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

preassume (English): To assume in advance; to presume

Definitions

  1. To assume in advance; to presume

Ancestry of “preassume”, step by step

preassume traces back through two separate lines of ancestry.

via English assume

StepLanguageWordMeaning
1EnglishassumeTo authenticate by means of belief; to surmise;...
2Latinassūmōto take up, receive, adopt, accept, or assume
3Latinad-to; usually prefixed to verbs, in which cases it...
4Latinīn-un-, non-, not
5Latinînin, at, on, upon, from (space)
6Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
7Proto-Italicenin
8Proto-Indo-Europeanh₁énin

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
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Latin ad-
preassume — Etymology, Origin & Word History | Etymology Explorer