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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'.

{adj}	short	(constituting an abbreviation (for))	kurz (für)
{adj}	short	(having a small distance between ends or edges)	kurz
{adj}	short	(of a person, of comparatively little height)	klein
{v}	short	(shortchange) SEE: shortchange ::
{v}	short	(transitive: to cause a short circuit)	kurzschließen