Where does “-loos” come from?

-loos (Middle Dutch) comes from Old Dutch -lōs, from Proto-West Germanic *-laus, from Proto-Germanic -lausaz, from Proto-Germanic lausaz, from Proto-Indo-European lewH- — louse.

Ancestry of “-loos”, step by step

StepLanguageWordMeaning
1Old Dutch-lōs—
2Proto-West Germanic*-lauswithout, -less
3Proto-Germanic-lausaz-less, lacking, devoid of
4Proto-Germaniclausazloose, free; empty, devoid; false, untrue
5Proto-Indo-EuropeanlewH-louse

Words derived from “-loos”

Every word from Proto-Indo-European lewH- →
-loos — Etymology, Origin & Word History | Etymology Explorer