This is the 339th most frequent Estonian word.
kiriku
The Estonian word "kiriku" means "church" (genitive case).
In this sentence, 'kiriku' is in the genitive case and is part of the expression referring to the church as a destination.
Ma lähen täna kiriku juurde.
I am going to the church today.
In this example, 'kiriku' is also in the genitive case, indicating that the bells are associated with the church.
Me kuulsime kiriku kellade helisemist.
We heard the church's bells ringing.
Here, 'kiriku' is in the genitive case, describing possession or relation with the noun 'uks' (door).