Where does “мелкотемье” come from?

мелкотемье (Russian) comes from Russian ме́лкий, from Old East Slavic мѣлъкъ, from Proto-Slavic mělъkъ, from Proto-Slavic -ъkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

мелкотемье (Russian): triviality of subject matter, unwillingness to tackle important questions of a conversation, a piece of writing, a work of art, etc

Definitions

  1. triviality of subject matter, unwillingness to tackle important questions of a conversation, a piece of writing, a work of art, etc

Ancestry of “мелкотемье”, step by step

мелкотемье traces back through two separate lines of ancestry.

via Russian ме́лкий

StepLanguageWordMeaning
1Russianме́лкийfine, fine-grained
2Old East Slavicмѣлъкъ
3Proto-Slavicmělъkъsmall, little; shallow
4Proto-Slavic-ъkъForms diminutives from old u-stem nouns;...
5Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
6Proto-Indo-European-kosCreates deadjectival and desubstantival...

via Russian те́ма

StepLanguageWordMeaning
1Russianте́маtheme, subject, topic
2GermanThematopic, subject, issue; theme
3Latinthematheme, topic; the alignment of celestial bodies...
4Ancient GreekθέμαThat which is placed or laid down; Something...
5Ancient GreekτίθημιI put, place, set; I make, cause to be; I make
6Proto-Indo-Europeandʰeh₁-to do, put, place
Every word from Proto-Indo-European -kosEvery word from Proto-Slavic -kъEvery word from Proto-Slavic -ъkъ