Where does “mrok” come from?

mrok (Lower Sorbian) comes from Proto-Slavic morkъ, from Proto-Balto-Slavic *markas, from Proto-Indo-European mergʷ- — dark, coloured; to flicker; to darken; to be dark.

mrok (Lower Sorbian): cloud

Definitions

  1. cloud

Ancestry of “mrok”, step by step

StepLanguageWordMeaning
1Proto-Slavicmorkъdarkness
2Proto-Balto-Slavic*markas—
3Proto-Indo-Europeanmergʷ-dark, coloured; to flicker; to darken; to be dark
Every word from Proto-Indo-European mergʷ- →Every word from Proto-Balto-Slavic *markas →Every word from Proto-Slavic morkъ →
mrok — Etymology, Origin & Word History | Etymology Explorer