This is the 197th most frequent Czech word.
týmu
The Czech word "týmu" means "of the team" in English.
The word "týmu" is in the dative case, indicating the indirect object of the action 'was a challenge for'.
Tento úkol byl výzvou pro celý tým.
This task was a challenge for the entire team.
The word "týmu" is in the genitive case, describing the 'leader of the team'.
Vedoucí týmu navštívil závod.
The team leader visited the factory.
The word "týmu" is part of a prepositional phrase, in the genitive case, indicating possession ('strength of the team').