This is the 7285th most frequent French word.
niels
The word "niels" does not have a definition in French as it is not a standard French word. It may be a proper noun or a name.
In this sentence, 'Niels' functions as a proper noun and the subject of the sentence.
Niels est un étudiant intelligent.
Niels is an intelligent student.
Here, 'Niels' is used as part of a phrase introducing a named individual, indicating proper name application.
J'ai rencontré un homme nommé Niels hier.
I met a man named Niels yesterday.
'Niels' is used in possessive form to denote ownership of the actions described.