Where does “erlouben” come from?

erlouben (Middle High German) comes from Old High German irlouben, from Proto-Germanic uzlaubijaną, from Proto-Germanic uz-, from Proto-Indo-European uss-, from Proto-Indo-European uds-, from Proto-Indo-European úd — out, outward.

Ancestry of “erlouben”, step by step

StepLanguageWordMeaning
1Old High Germanirloubenallow
2Proto-GermanicuzlaubijanąTo give permission to; allow; permit
3Proto-Germanicuz-up, out
4Proto-Indo-Europeanuss-
5Proto-Indo-Europeanuds-up, out
6Proto-Indo-Europeanúdout, outward

Words derived from “erlouben

Every word from Proto-Indo-European údEvery word from Proto-Indo-European uds-Every word from Proto-Indo-European uss-