Where does “глупо” come from?

глупо (Russian) comes from Russian глу́пый, from Proto-Slavic glũpъ — stupid, foolish.

глупо (Russian): foolishly, stupidly

Definitions

  1. foolishly, stupidly

Ancestry of “глупо”, step by step

StepLanguageWordMeaning
1Russianглу́пыйsilly, stupid, foolish; inane
2Proto-Slavicglũpъstupid, foolish
Every word from Proto-Slavic glũpъ →Every word from Russian глу́пый →
глупо — Etymology, Origin & Word History | Etymology Explorer