Where does “чміль” come from?

чміль (Ukrainian) comes from Proto-Slavic čьmeľь, from Proto-Indo-European km̥H-el-i-, from Proto-Indo-European kemH- — to hum.

Ancestry of “чміль”, step by step

StepLanguageWordMeaning
1Proto-Slavicčьmeľьbumblebee
2Proto-Indo-Europeankm̥H-el-i-—
3Proto-Indo-EuropeankemH-to hum
Every word from Proto-Indo-European kemH- →Every word from Proto-Indo-European km̥H-el-i- →Every word from Proto-Slavic čьmeľь →