This is the 14024th most frequent Polish word.
potworną
"Potworną" means "monstrous" or "terrible" in English.
Adjective intensifying the noun 'burza' (storm), describing its severe nature.
To była potworną burza.
It was a monstrous storm.
Adjective characterizing 'postać' (figure), indicating its terrifying appearance.
Spotkałem potworną postać w lesie.
I encountered a monstrous figure in the forest.
Adjective describing 'sytuacją' (situation), emphasizing its extreme nature.