This is the 4367th most frequent Swedish word.
tennisens
"Tennisens" means "the tennis" (possessive form or referring to tennis in a specific context).
Here, 'tennisens' is used to describe the association of the players with the sport, showing possession or relation to 'tennis'.
Som en av tennisens största spelare är hon ofta i media.
As one of tennis's greatest players, she is often in the media.
In this example, 'tennisens' is used to denote 'tennis' history', indicating possession or belonging.
Vi ska diskutera tennisens historia på lektionen.
We will discuss the history of tennis in the lesson.
In this sentence, 'tennisens' is the genitive form of 'tennis', indicating possession ('tennis' popularity').