Akademik

knub

\\ˈnəb\ noun (-s)

Etymology: probably from Low German knubbe, from Middle Low German knubbe, knobbe, knot on a tree, knob — more at knob

1.

a. dialect : knob

b. : nub 4

2. or knubs plural but singular or plural in construction : frison

Useful english dictionary. 2012.