Where does “kukomwa” come from?

kukomwa (Tumbuka) comes from Tumbuka komwa, from Tumbuka -wa, from Proto-Bantu -úa.

Ancestry of “kukomwa”, step by step

StepLanguageWordMeaning
1Tumbukakomwa—
2Tumbuka-waForms passive verbs
3Proto-Bantu-úa—
Every word from Proto-Bantu -úa →Every word from Tumbuka -wa →Every word from Tumbuka komwa →