Where does “unworldy” come from?

unworldy (English) comes from English worldy, from English World, from Middle English world, from Old English weorold, from Proto-West Germanic weraldi, from Proto-Germanic weraldiz, from Proto-Germanic weraz, from Proto-Indo-European wiHrós — to chase, pursue; to suppress, persecute.

Ancestry of “unworldy”, step by step

StepLanguageWordMeaning
1EnglishworldySynonym of worldly
2EnglishWorldThe specific world, or any of several specific constituent worlds, that humans live in, among any other (real or possible) worlds
3Middle EnglishworldThe world, the planet; A dimension, realm, or...
4Old Englishweoroldworld
5Proto-West Germanicweraldiworld
6Proto-Germanicweraldizlifetime, worldly existence; mankind; world
7Proto-Germanicwerazman; husband
8Proto-Indo-EuropeanwiHrósman; husband; warrior, hero
9Proto-Indo-Europeanweyh₁-to chase, pursue; to suppress, persecute

Words derived from “unworldy

Every word from Proto-Indo-European weyh₁-