Where does “-astro” come from?

-astro (Interlingua) comes from Italian -astro, from Latin -astrum, from Latin -aster — pater + API → patraster.

-astro (Interlingua): forms nouns from nouns, denoting a someone inferior or worthless; -aster

Definitions

  1. forms nouns from nouns, denoting a someone inferior or worthless; -aster

Ancestry of “-astro”, step by step

StepLanguageWordMeaning
1Italian-astroused to form pejoratives; -aster, -ster
2Latin-astrum—
3Latin-asterpater + API → patraster
Every word from Latin -aster →Every word from Italian -astro →Every word from Latin -astrum →