Where does “windowman” come from?

windowman (English) comes from English MAN, from English manual, from Middle English manuel, from Anglo-Norman manuel, from Old French manual, from Latin manuālis, from Latin manus, from Proto-Italic manus — human being; man; hand.

windowman (English): A clerk who serves at a counter or office behind a window

Definitions

  1. A clerk who serves at a counter or office behind a window

Ancestry of “windowman”, step by step

windowman traces back through two separate lines of ancestry.

via English MAN

StepLanguageWordMeaning
1EnglishMANInitialism of Metropolitan Area Network
2EnglishmanualA handbook; A booklet that instructs on the usage...
3Middle Englishmanuel
4Anglo-Normanmanuelmanual; done with the hands; handle; manual;...
5Old Frenchmanual
6Latinmanuālishand
7Latinmanushand; bravery, valor; violence, fighting
8Proto-Italicmanushand
9Proto-Indo-Europeanman-human being; man; hand

via English window

StepLanguageWordMeaning
1EnglishwindowAn opening, usually covered by one or more panes...
2Middle Englishwindowe
3Old Norsevindaugawindow
4Old Norsevindrwind; awry; second/third-person singular present...
5Proto-Germanicwindazwind
6Proto-Indo-Europeanh₂wéh₁n̥tsblowing; that which blows; the wind, air
7Proto-Indo-Europeanh₂wḗh₁tito blow
8Proto-Indo-Europeanh₂weh₁-to blow
Every word from Proto-Indo-European man-Every word from Proto-Italic manusEvery word from Latin manus
windowman — Etymology, Origin & Word History | Etymology Explorer