Where does “vlīzen” come from?

vlīzen (Middle High German) comes from Old High German flīzan, from Proto-Germanic *flītan, from Proto-Germanic flītaz.

Ancestry of “vlīzen”, step by step

StepLanguageWordMeaning
1Old High Germanflīzan
2Proto-Germanic*flītan
3Proto-Germanicflītaz
Every word from Proto-Germanic flītazEvery word from Proto-Germanic *flītanEvery word from Old High German flīzan