This is the 520th most frequent Slovenian word.
igra
"Game" or "play."
In this instance, 'igra' is a noun used in a figurative sense to describe the interplay or effect.
Igra svetlobe in sence je čudovita.
The play of light and shadow is beautiful.
Here, 'igra' is used as a noun to refer to a game or play activity.
To je bila zabavna igra z žogo.
It was a fun ball game.
In this sentence, 'igra' is used as a verb in the reflexive form 'igrajo' to describe the action of playing.