This is the 883rd most frequent Afrikaans word.
niekerk
"Niekerk" is a surname and does not have a standalone meaning in Afrikaans.
Here, 'Niekerk' is used as a proper noun, likely the name of a place.
Ek het nog nooit ʼn stad soos Niekerk besoek nie.
I have never visited a city like Niekerk.
'Nie kerk' here is presented contextually to explain its usage as a term consisting of 'nie' (not) and 'kerk' (church).
Die term 'nie kerk' beteken eenvoudig om iets negatiefs oor kerk te sê.
The term 'nie kerk' simply means to say something negative about church.
'Niekerk' in this context is used as a surname, a common usage in Afrikaans.