Where does “вдумчивость” come from?

вдумчивость (Russian) comes from Russian вду́мчивый, from Russian вду́маться, from Russian -ся, from Old East Slavic сѧ, from Proto-Slavic sę, from Proto-Balto-Slavic *sen, from Proto-Indo-European swé — self.

вдумчивость (Russian): thoughtfulness

Definitions

  1. thoughtfulness

Ancestry of “вдумчивость”, step by step

StepLanguageWordMeaning
1Russianвду́мчивыйserious, profound, thoughtful, penetrating
2Russianвду́матьсяto consider, to think over, to ponder (over)
3Russian-сяReflexive suffix appended to finite verbs and...
4Old East Slavicсѧ
5Proto-Slaviconeself: myself, yourself, himself, herself,...
6Proto-Balto-Slavic*senoneself
7Proto-Indo-Europeanswéself
Every word from Proto-Indo-European swéEvery word from Russian -сяEvery word from Proto-Balto-Slavic *sen