Where does “petnaest” come from?

petnaest (Serbo-Croatian) comes from Serbo-Croatian dȅset, from Proto-Slavic desętь, from Proto-Balto-Slavic *déśimt, from Proto-Indo-European déḱm̥t — ten.

petnaest (Serbo-Croatian): fifteen

Definitions

  1. fifteen

Ancestry of “petnaest”, step by step

petnaest traces back through 3 separate lines of ancestry.

via Serbo-Croatian dȅset

StepLanguageWordMeaning
1Serbo-Croatiandȅsetten
2Proto-Slavicdesętьten
3Proto-Balto-Slavic*déśimtten
4Proto-Indo-Europeandéḱm̥tten

via Serbo-Croatian na

StepLanguageWordMeaning
1Serbo-Croatiannato, on, onto; on, at, in; on, by, for, at
2Proto-Slavicnaon; concerning; onto
3Proto-Indo-Europeanh₂en-on, onto

via Serbo-Croatian pȇt

StepLanguageWordMeaning
1Serbo-Croatianpȇtfive
2Proto-Slavicpętьfive
3Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European déḱm̥t →Every word from Proto-Balto-Slavic *déśimt →Every word from Proto-Slavic desętь →