This is the 1327th most frequent Dutch word.
netjes
Tidy, neat, or well-mannered.
In this sentence, the word 'netjes' is used to describe the tidy state of her room.
Haar kamer was netjes opgeruimd.
Her room was tidily organized.
Here, 'netjes' refers to how the person dresses in a neat and presentable manner.
Mijn broer kleedt zich altijd netjes voor een sollicitatiegesprek.
My brother always dresses neatly for a job interview.
In this case, 'netjes' conveys proper and courteous behavior in the context of classroom conduct.