Where does “tabaka” come from?

tabaka (Swahili) comes from Arabic طَبَقَة, from Middle Persian tʾp̄k', from Proto-Iranian tāpaka-, from Proto-Iranian tap-, from Proto-Indo-European tep- — to be warm, be hot.

tabaka (Swahili): layer, stratum

Definitions

  1. layer, stratum

Ancestry of “tabaka”, step by step

StepLanguageWordMeaning
1Arabicطَبَقَة—
2Middle Persiantʾp̄k'frying pan
3Proto-Iraniantāpaka-heater {{non-gloss definition|or}} baking place...
4Proto-Iraniantap-to warm up, heat; flat
5Proto-Indo-Europeantep-to be warm, be hot
Every word from Proto-Indo-European tep- →Every word from Proto-Iranian tap- →Every word from Proto-Iranian tāpaka- →