Where does “усе́рдство” come from?

усе́рдство (Russian) comes from Russian се́рдце, from Old East Slavic сьрдьце, from Proto-Slavic sьrdьce, from Proto-Balto-Slavic śirˀdís, from Proto-Indo-European ḱḗr — heart.

усе́рдство (Russian): zeal, diligence, effort, fervour

Definitions

  1. zeal, diligence, effort, fervour

Ancestry of “усе́рдство”, step by step

StepLanguageWordMeaning
1Russianсе́рдцеheart
2Old East Slavicсьрдьцеheart
3Proto-Slavicsьrdьceheart
4Proto-Balto-Slavicśirˀdísheart
5Proto-Indo-Europeanḱḗrheart

Words derived from “усе́рдство”

Every word from Proto-Indo-European ḱḗr →Every word from Proto-Balto-Slavic śirˀdís →Every word from Proto-Slavic sьrdьce →