Where does “[[*-tron]] ~ [[*-tʰron]]” come from?

[[*-tron]] ~ [[*-tʰron]] (Proto-Hellenic) comes from Proto-Indo-European [[*-trom]] ~ [[*-dʰrom]].

Ancestry of “[[*-tron]] ~ [[*-tʰron]]”, step by step

StepLanguageWordMeaning
1Proto-Indo-European[[*-trom]] ~ [[*-dʰrom]]—

Words derived from “[[*-tron]] ~ [[*-tʰron]]”

Every word from Proto-Indo-European [[*-trom]] ~ [[*-dʰrom]] →