Where does “отсебятина” come from?

отсебятина (Russian) comes from Russian от-, from Proto-Slavic otъ-.

отсебятина (Russian): one's own words inserted in some context, in someone else's speech

Definitions

  1. one's own words inserted in some context, in someone else's speech

Ancestry of “отсебятина”, step by step

StepLanguageWordMeaning
1Russianот-away from
2Proto-Slavicotъ-—
Every word from Proto-Slavic otъ- →Every word from Russian от- →