Where does “rainproofer” come from?

rainproofer (English) comes from English rainproof, from English -proof, from English proof, from Middle English proof, from Old French prove, from Latin proba, from Latin probāre, from Latin probō — passed , crossed.

rainproofer (English): One who, or that which, makes rainproof

Definitions

  1. One who, or that which, makes rainproof

Ancestry of “rainproofer”, step by step

rainproofer traces back through two separate lines of ancestry.

via English rainproof

StepLanguageWordMeaning
1Englishrainproofwaterproof; To make rainproof
2English-proofUsed to form adjectives denoting an impervious or...
3EnglishproofAn effort, process, or operation designed to...
4Middle Englishproof
5Old Frenchprove
6Latinprobatest, trial; proof, evidence
7Latinprobāre
8Latinprobōto approve, permit, commend
9LatinProbusgood, serviceable, excellent, superior, able
10Proto-Indo-Europeanpro-bhwo-being in front, prominent
11Proto-Indo-Europeanpro-toward, forward
12Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
13Proto-Indo-Europeanper-before, in front; first; to go through
14Proto-Indo-Europeanpr̥tóspassed , crossed

via English ER

StepLanguageWordMeaning
1EnglishERThe statistic "Earned Run"; Initialism of...
2Turkisherearly; brave; man, male
3Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
4Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
5Proto-Turkicēdersaddle
Every word from Proto-Indo-European pr̥tós