This is the 3602nd most frequent Swedish word.
friidrott
Track and field athletics.
In this sentence, 'friidrott' is used to refer to the activity or sport of athletics as a whole.
Jag tränar friidrott varje vecka.
I practice athletics every week.
Here, 'friidrottstävlingen' refers to a specific competition or event within the context of athletics.
Friidrottstävlingen börjar klockan tre.
The athletics competition starts at three o'clock.
In this usage, 'friidrott' describes the domain of sport that 'friidrottare' (athletes) are known to practice, implying characteristics specific to this sport.