Where does “-ur” come from?

-ur (Old French) comes from Latin -or, from Proto-Italic -ōs, from Proto-Indo-European -ōs, from Proto-Indo-European -oss, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

-ur (Old French): -er, used for form agent nouns

Definitions

  1. -er, used for form agent nouns

Ancestry of “-ur”, step by step

StepLanguageWordMeaning
1Latin-orused to form a third-declension masculine...
2Proto-Italic-ōsCreates masculine action nouns or result nouns...
3Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
4Proto-Indo-European-oss
5Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

Words derived from “-ur

Every word from Proto-Indo-European -os