Where does “-in” come from?

-in (French) comes from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

-in (French): adjectival suffix; nominal suffix

Definitions

  1. adjectival suffix; nominal suffix

Ancestry of “-in”, step by step

StepLanguageWordMeaning
1Latin-īnusof or pertaining to; -ine
2Proto-Italic-īnosof/belonging to
3Proto-Indo-European-iHnosCreates adjectives of materials
4Proto-Indo-European-no-adjectival suffix

Words derived from “-in”

Every word from Proto-Indo-European -no- →
-in — Etymology, Origin & Word History | Etymology Explorer