Where does “prolocutress” come from?

prolocutress (English) comes from English prolocutor, from Latin proloquor, from Latin prō-, from Proto-Italic *pro-, from Proto-Indo-European pro-, from Proto-Indo-European por-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “prolocutress”, step by step

prolocutress traces back through two separate lines of ancestry.

via English prolocutor

StepLanguageWordMeaning
1EnglishprolocutorA spokesman, one who speaks on behalf of others;...
2LatinproloquorI speak out, utter, declare, say; I foretell,...
3Latinprō-forward direction, forward movement
4Proto-Italic*pro-pro- see the Latin entry for further meanings
5Proto-Indo-Europeanpro-toward, forward
6Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed

via English ess

StepLanguageWordMeaning
1EnglishessThe name of the Latin-script letter S; Something...
2Germanessfirst-person singular present of essen; singular...
3Proto-Germanicatiska-grainfield
4Proto-Indo-Europeanh₂edos-sort of cereal, grain
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European por-