1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)

Core Words Familarize yourself with the 'core words'.
Compounds Expand your vocabulary by studying more complex words built by the 'core words'.
Etymology Explore the origin of the 'core words'.

{n}	knee	(act of kneeling)	Kniefall {m}
{n}	knee	(blow made with the knee) SEE: kneeing ::
{n}	knee	(joint in the middle of the leg and area around it)	Knie {n}
{n}	knee	(part of a garment)	Knie {n}