This is the 3710th most frequent Swedish word.
hastighet
Speed.
Here, 'hastighet' is used to refer to the speed of a vehicle, illustrating its physical motion.
Bilens hastighet ökade när vi körde nedför backen.
The car's speed increased as we drove down the hill.
In this context, 'hastighet' signifies the data transfer rate in an internet connection.
Internetanslutningens hastighet är mycket bra idag.
The internet connection's speed is very good today.
Here, 'hastighet' is used scientifically, describing the rate of propagation of sound waves.