Where does “subscriber bell” come from?

subscriber bell (English) comes from English subscriber, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

Ancestry of “subscriber bell”, step by step

subscriber bell traces back through two separate lines of ancestry.

via English subscriber

StepLanguageWordMeaning
1Englishsubscribera person who subscribes to a publication or a...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English Bell

StepLanguageWordMeaning
1EnglishBella telephone utility; a Baby Bell
2Middle Englishbelle
3Old Englishbellebell
4Proto-West Germanicbellā
5Proto-Germanicbellǭbell
6Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
7Proto-Indo-Europeanbʰōl-
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti