Where does “Rufnummer” come from?

Rufnummer (German) comes from German Ruf, from Middle High German ruof, from Old High German ruof, from Old High German ruofan, from Proto-West Germanic hrōpan, from Proto-Germanic hrōpaną, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥- — army.

Rufnummer (German): telephone number

Definitions

  1. telephone number

Ancestry of “Rufnummer”, step by step

Rufnummer traces back through two separate lines of ancestry.

via German Ruf

StepLanguageWordMeaning
1GermanRufcall; reputation
2Middle High Germanruof
3Old High Germanruof
4Old High Germanruofanto call
5Proto-West Germanichrōpanto cry out, to call, to shout
6Proto-Germanichrōpanąto cry out, call, shout
7Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
8Proto-Indo-Europeankr̥-to turn, to bend
9Proto-Indo-Europeanker-army

via German Nummer

StepLanguageWordMeaning
1GermanNummernumber; issue; size
2GermanNumero
3Italiannumeronumber; numeral, figure, digit; sketch; short and...
4Latinnumerusnumber; collection, quantity; rank, position
5Proto-Italicnomezos
6Proto-Indo-Europeannémesos
Every word from Proto-Indo-European ker-