Where does “twój” come from?

twój (Slovincian) comes from Proto-Slavic tvojь, from Proto-Balto-Slavic twaja-, from Proto-Indo-European túh₂ — you, thou.

twój (Slovincian): singular second person possessive pronoun; your, yours; thy, thine

Definitions

  1. singular second person possessive pronoun; your, yours; thy, thine

Ancestry of “twój”, step by step

StepLanguageWordMeaning
1Proto-Slavictvojьthy, your
2Proto-Balto-Slavictwaja-—
3Proto-Indo-Europeantúh₂you, thou
Every word from Proto-Indo-European túh₂ →Every word from Proto-Balto-Slavic twaja- →Every word from Proto-Slavic tvojь →