Where does “*jarьcь” come from?

*jarьcь (Proto-Slavic) comes from Proto-Slavic *jaro, from Proto-Indo-European yóh₁r̥ — year.

Ancestry of “*jarьcь”, step by step

StepLanguageWordMeaning
1Proto-Slavic*jaro—
2Proto-Indo-Europeanyóh₁r̥year
Every word from Proto-Indo-European yóh₁r̥ →Every word from Proto-Slavic *jaro →