knopen

knot

tie

bend

tie up

associate

bind

connect

fasten

join

link

tie on

nodes

fasten with knots

tie a knot in

button

knit

net

From Middle Dutch cnopen, from cnoop (modern knoop).

Nowy

1. (masculine) button (knob or small disc serving as a fastener)
2. (masculine) knot (i.e. a loop of string or any other long flexible material which cannot be untied without pulling part of the string through the loops)
3. (masculine) knot
4. (masculine) knot (i.e. a unit of velocity, corresponding to traveling a distance of 1 nautical mile per hour)
5. (masculine) node, joint