Where does “potřetí” come from?

potřetí (Czech) comes from Czech třetí, from Proto-Slavic tretь, from Proto-Balto-Slavic tretias, from Proto-Balto-Slavic tirtias, from Proto-Indo-European tr̥tyos, from Proto-Indo-European *tréyes.

potřetí (Czech): third time

Definitions

  1. third time

Ancestry of “potřetí”, step by step

potřetí traces back through two separate lines of ancestry.

via Czech třetí

StepLanguageWordMeaning
1Czechtřetíthird
2Proto-Slavictretьthird
3Proto-Balto-Slavictretias—
4Proto-Balto-Slavictirtias—
5Proto-Indo-Europeantr̥tyos—
6Proto-Indo-European*tréyes—

via Czech po

StepLanguageWordMeaning
1Czechpo+ "locative"; after
2Old Czechpofor
3Proto-Slavicpoafter; by; at
4Proto-Indo-Europeanh₂póoff, away
5Proto-Indo-Europeanh₂epofrom, off, back; off, away; off, from
Every word from Proto-Indo-European *tréyes →Every word from Proto-Indo-European tr̥tyos →Every word from Proto-Balto-Slavic tirtias →
potřetí — Etymology, Origin & Word History | Etymology Explorer