Where does “tvirtovė” come from?

tvirtovė (Lithuanian) comes from Lithuanian tvìrtas, from Proto-Balto-Slavic twirˀ-, from Proto-Indo-European twerH- — to enclose, fence in; to grab, seize; to stir.

tvirtovė (Lithuanian): fortress

Definitions

  1. fortress

Ancestry of “tvirtovė”, step by step

StepLanguageWordMeaning
1Lithuaniantvìrtasstrong, firm, solid; firm
2Proto-Balto-Slavictwirˀ-—
3Proto-Indo-EuropeantwerH-to enclose, fence in; to grab, seize; to stir
Every word from Proto-Indo-European twerH- →Every word from Proto-Balto-Slavic twirˀ- →Every word from Lithuanian tvìrtas →