Where does “латвійка” come from?

латвійка (Ukrainian) comes from Ukrainian Латвія, from Latvian Latvija, from Latvian latvis, from Latvian latuvis, from Latvian Latuva.

Ancestry of “латвійка”, step by step

StepLanguageWordMeaning
1UkrainianЛатвія—
2LatvianLatvijaLatvia
3Latvianlatvisa Latvian, a Lett; a member of the Latvian...
4Latvianlatuvis—
5LatvianLatuva—
Every word from Latvian Latuva →Every word from Latvian latuvis →Every word from Latvian latvis →