Where does “dunkel” come from?

dunkel (Middle High German) comes from Old High German tunkal, from Proto-Germanic dunkalaz, from Proto-Indo-European dʰengʷ- — to smoke, fume.

Ancestry of “dunkel”, step by step

StepLanguageWordMeaning
1Old High Germantunkaldark
2Proto-Germanicdunkalazdark
3Proto-Indo-Europeandʰengʷ-to smoke, fume

Words derived from “dunkel”

Every word from Proto-Indo-European dʰengʷ- →Every word from Proto-Germanic dunkalaz →Every word from Old High German tunkal →