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}	distinction	(a feature that causes someone or something to be better)	Auszeichnung {f}
{n}	distinction	(that which distinguishes)	Unterschied {m}