Where does “-tjō” come from?

-tjō (Proto-Italic) comes from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

Ancestry of “-tjō”, step by step

StepLanguageWordMeaning
1Proto-Indo-European-tisDerives abstract/action nouns from verb roots

Words derived from “-tjō

Every word from Proto-Indo-European -tis
-tjō — Etymology, Origin & Word History | Etymology Explorer