Where does “clock is running” come from?

clock is running (English) comes from English running, from English run, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti — he, she.

Ancestry of “clock is running”, step by step

clock is running traces back through 3 separate lines of ancestry.

via English running

StepLanguageWordMeaning
1EnglishrunningMoving or advancing at a run; Present, current;...
2EnglishrunTo move swiftly; To flow; To sail before the...
3English-erA person or thing that does an action indicated...
4Middle English-eragentive suffix; agent noun suffix
5Old French-erAlternative form of -ier, verbal suffix;...
6Latin-ārefirst conjugation
7Proto-Italic-āōForms primarily denominative verbs
8Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
9Proto-Indo-European-yétiCreates intransitive, often deponent,...
10Proto-Indo-Europeanyé-
11Chichewaiyehe, she

via English clock

StepLanguageWordMeaning
1EnglishclockAn instrument used to measure or keep track of...
2Middle Englishclokkeclock, timekeeping device
3Middle Dutchclockebell; something bell-shaped
4Old Dutch*cloccabell
5Proto-West Germanic*klokkābell
6Medieval Latincloccabell; travelers' cape, literally “a bell”, so...
7Old Irishclocbell; clock
8Proto-Celticklokkosbell
9Proto-Indo-Europeanklēg-

via English IS

StepLanguageWordMeaning
1EnglishISInitialism of International Sign; Initialism of...
2Middle Englishisice; That which is short-lived like ice; icy...
3Old Englishīsice
4Proto-West Germanicīsice
5Proto-Germanicīsąice
6Proto-Indo-Europeanh₁eyH-ice, frost
Every word from Chichewa iye
clock is running — Etymology, Origin & Word History | Etymology Explorer