Where does “Зеленортски отоци” come from?

Зеленортски отоци (Serbo-Croatian) comes from Serbo-Croatian оток, from Serbo-Croatian ток, from Proto-Slavic tokъ, from Proto-Balto-Slavic takas, from Proto-Indo-European tekʷ- — to run, to flow.

Ancestry of “Зеленортски отоци”, step by step

Зеленортски отоци traces back through 3 separate lines of ancestry.

via Serbo-Croatian оток

StepLanguageWordMeaning
1Serbo-Croatianотокisland; swelling
2Serbo-Croatianтокflow; stream, current; flux
3Proto-Slavictokъcurrent, course, stream
4Proto-Balto-Slavictakas—
5Proto-Indo-Europeantekʷ-to run, to flow

via Serbo-Croatian зелен

StepLanguageWordMeaning
1Serbo-Croatianзеленgreen; unripe; inexperienced
2Proto-Slaviczelenъgreen
3Proto-Slaviczeltiperhaps to hurt, to sting, to inflict trauma
4Proto-Indo-Europeanǵʰelh₃-to flourish; green, yellow

via Serbo-Croatian р̏т

StepLanguageWordMeaning
1Serbo-Croatianр̏тcape, promontory, headland
2Proto-Slavicrъtъbeak, tooth; cliff, hill
Every word from Proto-Indo-European tekʷ- →Every word from Proto-Balto-Slavic takas →Every word from Proto-Slavic tokъ →