Where does “kujikuzga” come from?

kujikuzga (Tumbuka) comes from Tumbuka jikuzga, from Tumbuka kuzga, from Tumbuka kura, from Proto-Bantu -kʊ́da — to grow up.

Ancestry of “kujikuzga”, step by step

StepLanguageWordMeaning
1Tumbukajikuzga—
2Tumbukakuzga—
3Tumbukakurato grow
4Proto-Bantu-kʊ́dato grow up
Every word from Proto-Bantu -kʊ́da →Every word from Tumbuka kura →Every word from Tumbuka kuzga →