Where does “fenestrumo” come from?

fenestrumo (Esperanto) comes from Esperanto -um-, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.

fenestrumo (Esperanto): shutter

Definitions

  1. shutter

Ancestry of “fenestrumo”, step by step

StepLanguageWordMeaning
1Esperanto-um-related in an unspecific way
2Latin-umnominative neuter singular of -us; accusative...
3Proto-Italic*-om—
4Proto-Indo-European*-oHom—
Every word from Proto-Indo-European *-oHom →Every word from Latin -um →Every word from Esperanto -um- →