This is the 2925th most frequent Polish word.
nagłego
"Nagłego" means "sudden" or "unexpected" in English.
'Nagłego' is an adjective in genitive singular form, describing 'hałasu', which is the noise being talked about.
Nie byłem przygotowany na efekt nagłego hałasu.
I wasn't prepared for the effect of the sudden noise.
'Nagłego' is an adjective in genitive singular form, modifying 'deszczu', indicating the abrupt nature of the rain.
W wyniku nagłego deszczu musieliśmy przerwać piknik.
Due to the sudden rain, we had to interrupt the picnic.
'Nagłego' functions as an adjective in genitive singular form to describe 'ruchu', emphasizing the spontaneous action of the movement.