Where does “трудно” come from?

трудно (Serbo-Croatian) comes from Serbo-Croatian тру̑д, from Proto-Slavic trudъ, from Proto-Indo-European trewd- — to push, to thrust.

трудно (Serbo-Croatian): pregnantly

Definitions

  1. pregnantly

Ancestry of “трудно”, step by step

StepLanguageWordMeaning
1Serbo-Croatianтру̑дeffort, hard work
2Proto-Slavictrudъlabour, effort
3Proto-Indo-Europeantrewd-to push, to thrust
Every word from Proto-Indo-European trewd- →Every word from Proto-Slavic trudъ →Every word from Serbo-Croatian тру̑д →