This is the 2540th most frequent Swedish word.
långsamt
Slowly.
In this sentence, 'långsamt' is used adverbially to describe the manner of driving, indicating a slow pace.
Jag körde långsamt för att hålla god kontroll.
I drove slowly to maintain good control.
Here, 'långsamt' acts as an adverb to describe the subjective perception of time passing in a slow manner.
Tiden verkar gå så långsamt när man väntar.
Time seems to go so slowly when one is waiting.
In this instance, 'långsamt' modifies the verb 'talade' (spoke) to express the pace of speech.