This is the 14482nd most frequent German word.
krassem
"Krassem" is the dative form of "krass," meaning "extreme" or "awesome" depending on context.
Here, 'krassem' is used as an adjective in dative case to describe the noun 'Abenteuer', emphasizing its magnitude.
Das war ein krassem Abenteuer.
That was an extreme adventure.
In this sentence, 'krassem' describes 'Talent' in the dative case, denoting its exceptional quality.
Mit einem krassem Talent spielte sie das Stück.
With an incredible talent, she played the piece.
'Krassem' is used to describe the intensity of the 'Sturm' in dative case.