Where does “propadat” come from?

propadat (Czech) comes from Czech padat, from Old Czech padati, from Proto-Slavic pàdati — to fall, to topple down.

Ancestry of “propadat”, step by step

StepLanguageWordMeaning
1Czechpadatto fall
2Old Czechpadati—
3Proto-Slavicpàdatito fall, to topple down
Every word from Proto-Slavic pàdati →Every word from Old Czech padati →Every word from Czech padat →