Where does “-ть” come from?

-ть (Russian) comes from Proto-Slavic -ti, from Proto-Balto-Slavic -tei, from Proto-Indo-European -tey.

-ть (Russian): "suffix indicating {{glossary|infinitive}}s of...

Definitions

  1. "suffix indicating {{glossary|infinitive}}s of...

Ancestry of “-ть”, step by step

StepLanguageWordMeaning
1Proto-Slavic-tiThe ending of the infinitive. Not productive by...
2Proto-Balto-Slavic-tei—
3Proto-Indo-European-tey—

Words derived from “-ть”

Every word from Proto-Indo-European -tey →Every word from Proto-Balto-Slavic -tei →Every word from Proto-Slavic -ti →