This is the 2015th most frequent Polish word.
gwałtownie
"Violently" or "suddenly."
Here, 'gwałtownie' is used to describe the manner of the temperature change, indicating a quick and unexpected decrease.
Temperatura gwałtownie spadła.
The temperature dropped rapidly.
In this sentence, 'gwałtownie' characterizes the abrupt and sudden action performed by the driver.
Kierowca gwałtownie zahamował na widok przeszkody.
The driver braked suddenly upon seeing the obstacle.
Here, 'gwałtownie' conveys the intensity and abruptness with which the voice was raised, reflecting emotional reaction.