Where does “затрепетать” come from?

затрепетать (Russian) comes from Russian трепета́ть, from Old Church Slavonic трепетати, from Proto-Slavic *trepetati — to shake, to tremble.

затрепетать (Russian): to begin to tremble; to begin to palpitate; to...

Definitions

  1. to begin to tremble; to begin to palpitate; to...

Ancestry of “затрепетать”, step by step

StepLanguageWordMeaning
1Russianтрепета́тьto tremble, to quiver, to flicker
2Old Church Slavonicтрепетатиto shake
3Proto-Slavic*trepetatito shake, to tremble
Every word from Proto-Slavic *trepetati →Every word from Old Church Slavonic трепетати →Every word from Russian трепета́ть →