Where does “uʹrbb” come from?

uʹrbb (Skolt Sami) comes from Proto-Samic urpē, from Proto-Finnic urpa — catkin.

Ancestry of “uʹrbb”, step by step

StepLanguageWordMeaning
1Proto-Samicurpēcatkin
2Proto-Finnicurpacatkin
Every word from Proto-Finnic urpa →Every word from Proto-Samic urpē →