This is the 8183rd most frequent Polish word.
olimpijskich
The Polish word "olimpijskich" means "Olympic" (adjective, plural, genitive or locative case).
The word 'olimpijskich' here is an adjective derived from the noun 'olimpiada' (Olympics), describing the noun 'zawodów' (competitions) as pertaining to the Olympics.
Polscy sportowcy zdobywają medale olimpijskich zawodów.
Polish athletes win medals at Olympic competitions.
In this sentence, 'olimpijskich' modifies 'igrzyskach' (games), describing them as Olympic in nature, which provides the context for the athletes' aspirations.
Marzenia o zwycięstwie na igrzyskach olimpijskich motywują zawodników do ciężkiej pracy.
Dreams of victory at the Olympic Games motivate athletes to work hard.
The word 'olimpijskich' functions as an adjective modifying 'ceremonii' (ceremonies), identifying them as related to the Olympics.