Where does “eksteraĵo” come from?

eksteraĵo (Esperanto) comes from Esperanto ekster, from Latin extrā, from Latin exter, from Proto-Italic *eksteros.

eksteraĵo (Esperanto): outside, outer part

Definitions

  1. outside, outer part

Ancestry of “eksteraĵo”, step by step

StepLanguageWordMeaning
1Esperantoeksteroutside
2Latinextrāon the outside
3LatinexterOn the outside, outward, external, outer; Of...
4Proto-Italic*eksteros—
Every word from Proto-Italic *eksteros →Every word from Latin exter →Every word from Latin extrā →