Where does “carbonifero” come from?

carbonifero (Italian) comes from Italian carbone, from Latin carbō, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

carbonifero (Italian): carboniferous; of, or relating to coal

Definitions

  1. carboniferous; of, or relating to coal

Ancestry of “carbonifero”, step by step

StepLanguageWordMeaning
1Italiancarbonecoal; charcoal
2Latincarbōcharcoal, coal
3Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
4Proto-Indo-Europeankr̥-to turn, to bend
5Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker- →Every word from Proto-Indo-European kr̥- →Every word from Proto-Indo-European ḱer- →