This is the 5313th most frequent Dutch word.
knoop
"Knoop" means "button" or "knot" in English.
Here, 'knoop' refers to a physical knot made by tying.
Zij maakte een knoop in het touw.
She tied a knot in the rope.
In this context, 'knoop' means a button, typically on clothing.
Ik drukte op de knoop van mijn jas.
I pressed the button of my jacket.
In this sentence, 'knoop' metaphorically means a complex or tangled problem.