Where does “Arm” come from?

Arm (German) comes from German Leuchter, from German -er, from Old High German -āri, from Proto-West Germanic -ārī, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

Arm (German): an arm; anything that resembles an arm

Definitions

  1. an arm; anything that resembles an arm

Ancestry of “Arm”, step by step

Arm traces back through two separate lines of ancestry.

via German Leuchter

StepLanguageWordMeaning
1GermanLeuchtercandlestick, sconce; candelabra
2German-erForms agent nouns etc. from verbs, suffixed to...
3Old High German-āriused to form agent nouns
4Proto-West Germanic-ārī-er
5Proto-Germanic-ārijaz-er
6Latin-āriuser
7Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)

via Middle High German arm

StepLanguageWordMeaning
1Middle High Germanarm
2Old High Germanarmarm; poor, miserable
3Proto-West Germanicarmarm; poor, miserable; pitiful, pitiable
4Proto-Germanicarmazarm; poor, miserable; pitiful, pitiable
5Proto-Indo-Europeanh₂ermos
6Proto-Indo-Europeanh₂er-to fit, to fix, to put together

Words derived from “Arm

Every word from Proto-Italic *-āzios