Where does “to-” come from?

to- (Middle English) comes from Middle English to, from Middle English tone, from Latin tonus, from Ancient Greek τόνος, from Proto-Hellenic tónos, from Proto-Indo-European tónos, from Proto-Indo-European ten- — to stretch, to extend.

to- (Middle English): Affixed to verbs and verb inflections to impart a...

Definitions

  1. Affixed to verbs and verb inflections to impart a...

Ancestry of “to-”, step by step

StepLanguageWordMeaning
1Middle Englishtotoe; to; too
2Middle Englishtonethe one
3LatintonusThe stretching or straining of a rope; A strain;...
4Ancient Greekτόνοςrope, cord; chord; tone, note
5Proto-Hellenictónosrope, cord; tension
6Proto-Indo-Europeantónossomething stretched; chord, fiber, string
7Proto-Indo-Europeanten-to stretch, to extend

Words derived from “to-

Every word from Proto-Indo-European ten-Every word from Proto-Indo-European tónosEvery word from Proto-Hellenic tónos