Where does “утомительный” come from?

утомительный (Russian) comes from Russian утоми́ть, from Russian томи́ть, from Old East Slavic томити, from Proto-Slavic tomiti, from Proto-Indo-European tēmH- — dark.

утомительный (Russian): wearisome, tedious, tiresome

Definitions

  1. wearisome, tedious, tiresome

Ancestry of “утомительный”, step by step

StepLanguageWordMeaning
1Russianутоми́тьto fatigue, to weary, to tire
2Russianтоми́тьto weary with a rather negative intention, to torment, to torture, to languish
3Old East Slavicтомити—
4Proto-Slavictomitito torment
5Proto-Indo-EuropeantēmH-dark
Every word from Proto-Indo-European tēmH- →Every word from Proto-Slavic tomiti →Every word from Old East Slavic томити →