Where does “isonym” come from?

isonym (English) comes from English IS, from Middle English is, from Old English īs, from Proto-West Germanic īs, from Proto-Germanic īsą, from Proto-Indo-European h₁eyH- — ice, frost.

isonym (English): paronym

Definitions

  1. paronym

Ancestry of “isonym”, step by step

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 Proto-Indo-European h₁eyH- →Every word from Proto-Germanic īsą →Every word from Proto-West Germanic īs →