Where does “упорствовать” come from?

упорствовать (Russian) comes from Russian упо́рство, from Russian -ство́, from Proto-Slavic -ьstvo, from Proto-Balto-Slavic -istwas.

упорствовать (Russian): to persist (in), to be stubborn/obstinate/unyielding

Definitions

  1. to persist (in), to be stubborn/obstinate/unyielding

Ancestry of “упорствовать”, step by step

StepLanguageWordMeaning
1Russianупо́рствоpersistence, unyieldingness
2Russian-ство́suffix appended to nouns and adjectives to create a neuter noun, usually an abstract noun denoting a relation, social status, scientific discipline, quality or state: -hood, -ness, -ship, -ity, -y
3Proto-Slavic-ьstvoDeadjectival, forming nouns denoting a condition...
4Proto-Balto-Slavic-istwas
Every word from Proto-Balto-Slavic -istwasEvery word from Russian -ство́Every word from Proto-Slavic -ьstvo