Where does “protoeslavo” come from?

protoeslavo (Portuguese) comes from Portuguese eslavo, from Medieval Latin Slavus, from Medieval Latin sclavus, from Ancient Greek Σκλάβος, from Ancient Greek Σκλαβηνός, from Proto-Slavic slověninъ, from Proto-Slavic slovo, from Proto-Balto-Slavic ślawas — to cover; to incline.

protoeslavo (Portuguese): Proto-Slavic hypothetical mother tongue of Slavic languages

Definitions

  1. Proto-Slavic hypothetical mother tongue of Slavic languages

Ancestry of “protoeslavo”, step by step

StepLanguageWordMeaning
1PortugueseeslavoSlavic; Slav
2Medieval LatinSlavus
3Medieval LatinsclavusSlav, slave; slave
4Ancient GreekΣκλάβοςSlav
5Ancient GreekΣκλαβηνόςSlavic
6Proto-SlavicslověninъSlav
7Proto-Slavicslovoword
8Proto-Balto-Slavicślawas
9Proto-Indo-Europeanḱléwosfame
10Proto-Indo-Europeanḱlew-to hear
11Proto-Indo-Europeanḱel-to cover; to incline
Every word from Proto-Indo-European ḱel-Every word from Proto-Indo-European ḱlew-Every word from Proto-Indo-European ḱléwos