Where does “electrocutor” come from?

electrocutor (English) comes from English electrocute, from English execute, from Old French executer, from Latin exsecutus, from Latin exsequor, from Latin ex, from Latin commūnicō, from Latin commūnis — whale, sea monster; abyss.

Ancestry of “electrocutor”, step by step

electrocutor traces back through two separate lines of ancestry.

via English electrocute

StepLanguageWordMeaning
1EnglishelectrocuteTo kill by electric shock; To execute by electric...
2EnglishexecuteTo kill as punishment for capital crimes; To...
3Old Frenchexecuter
4Latinexsecutusaccompanied; pursued; executed, accomplished;...
5LatinexsequorI follow to the end; follow after thoroughly,...
6LatinexA name of the letter "X"; out of, from
7Latincommūnicōto impart, share
8Latincommūniscommon, commonplace, ordinary, general, universal, shared, shared alike, of both sides, belonging to two or more together
9Old Latincom(m)oinis
10Proto-Italickommoiniscommon
11Proto-Indo-Europeanḱom-moy-ni-held in common
12Proto-Indo-Europeanḱómbeside, near, by, with
13Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
14Middle Englishkyt
15Russianкитwhale; genitive plural of ки́та
16Old Church Slavonicкитъwhale
17Ancient Greekκῆτοςwhale, sea monster; abyss

via English OR

StepLanguageWordMeaning
1EnglishORInclusive or; either one proposition or the other...
2Middle Englishōror
3Middle Frenchorgold
4Old Frenchorgold; blond color; Alternative form of ore
5Latinaurumgold; any object made of gold, such as a gold...
6Latinausumnominative neuter singular of ausus; accusative...
7Latinaususdared, having dared, ventured, having ventured,...
8Latinaudeōto dare, venture, risk
9LatinavidusGreedy, avaricious, covetous; Eager,...
10Latin-idustending to
11Proto-Italic*-iðos
Every word from Ancient Greek κῆτος