Where does “θέρμος” come from?

θέρμος (Ancient Greek) comes from Ancient Greek σφαῖρα, from Ancient Greek -ειδής, from Ancient Greek -ής, from Proto-Indo-European -ēs, from Proto-Indo-European -ess, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

θέρμος (Ancient Greek): warm, hot, boiling, glowing; hotheaded, hasty,...

Definitions

  1. warm, hot, boiling, glowing; hotheaded, hasty,...

Ancestry of “θέρμος”, step by step

θέρμος traces back through 3 separate lines of ancestry.

via Ancient Greek σφαῖρα

StepLanguageWordMeaning
1Ancient Greekσφαῖραball, globe, sphere
2Ancient Greek-ειδήςlike, connected to, from the nature of, full of;...
3Ancient Greek-ήςadjective suffix
4Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
5Proto-Indo-European-ess
6Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via Ancient Greek δῶρον

StepLanguageWordMeaning
1Ancient Greekδῶρονgift; hand's width
2Proto-Hellenicdṓrongift
3Proto-Indo-Europeandéh₃romgift
4Proto-Indo-Europeandeh₃-to give

via Proto-Indo-European gʷʰer-

StepLanguageWordMeaning
1Proto-Indo-Europeangʷʰer-warm, hot
2Proto-Indo-Europeangʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr

Words derived from “θέρμος

Every word from Proto-Indo-European -os