Where does “duonvokalo” come from?

duonvokalo (Esperanto) comes from Esperanto vokalo, from Italian vocale, from Latin vōcālis, from Latin vōx, from Proto-Italic wōks, from Proto-Indo-European wṓkʷs, from Proto-Indo-European wekʷ- — to speak, to sound out.

duonvokalo (Esperanto): semivowel

Definitions

  1. semivowel

Ancestry of “duonvokalo”, step by step

duonvokalo traces back through two separate lines of ancestry.

via Esperanto vokalo

StepLanguageWordMeaning
1Esperantovokalovowel
2Italianvocalevocal; voice; vowel
3Latinvōcālisuttering a voice, having a voice; speaking, sounding, sonorous, speaking, crying, singing, melodious; vocal
4Latinvōxvoice
5Proto-Italicwōksvoice
6Proto-Indo-Europeanwṓkʷsvoice, speech
7Proto-Indo-Europeanwekʷ-to speak, to sound out

via Esperanto duono

StepLanguageWordMeaning
1Esperantoduonohalf
2Esperantodutwo
3Frenchdeuxtwo; twos
4Middle Frenchdeuxtwo
5Old Frenchdeux
Every word from Proto-Indo-European wekʷ-Every word from Proto-Indo-European wṓkʷsEvery word from Proto-Italic wōks