Where does “kabuku” come from?

kabuku (Chichewa) comes from Chichewa buku, from English Book, from German būch, from Middle High German buoch, from Old High German buoh, from Proto-Germanic bōk, from Proto-Germanic bakaną, from Proto-Indo-European bʰeh₃g- — to bake, to roast, to fry.

Ancestry of “kabuku”, step by step

StepLanguageWordMeaning
1Chichewabukubook
2EnglishBookthe Bible
3Germanbūchbook collection of sheets of paper bound together to hinge at one edge; long work fit for publication
4Middle High Germanbuoch
5Old High Germanbuohbook
6Proto-Germanicbōk
7Proto-Germanicbakanąto bake
8Proto-Indo-Europeanbʰeh₃g-to bake, to roast, to fry
Every word from Proto-Indo-European bʰeh₃g-Every word from Proto-Germanic bakanąEvery word from Proto-Germanic bōk