This is the 2nd most frequent Czech word.
v
The Czech word "v" means "in" or "at" in English.
Here, 'v' is utilized as a preposition used with the locative case to indicate a state or condition.
V dešti je všechno mokré.
In the rain, everything is wet.
Here, 'v' is used as a preposition followed by a locational noun in the locative case, denoting place within.
Bydlím v Praze.
I live in Prague.
In this sentence, 'v' functions as a preposition paired with a time expression, specifying the time at which an action occurs.