Where does “kök” come from?

kök (Khalaj) comes from Azerbaijani kök, from Proto-Turkic kök — root.

kök (Khalaj): thick

Definitions

  1. thick

Ancestry of “kök”, step by step

StepLanguageWordMeaning
1Azerbaijanikökstout, fat, thick; root; stem
2Proto-Turkickökroot
Every word from Proto-Turkic kökEvery word from Azerbaijani kök