shadow

Length / number of characters: 6
Number of words: 1

something existing in perception only
To conceal
Darkness
an unilluminated area
make appear small by comparison
To cloud
cast a shadow over
To mark with gradations of light or color
shade within clear boundaries
a premonition of something adverse
an indication that something has been present
refuge from danger or observation
a dominating and pervasive presence
a spy employed to follow someone and report their movements
an inseparable companion
follow, usually without the person´s knowledge
Shade within defined limits
A shaded place
A reflected image, as in a mirror or in water
That which follows or attends a person or thing like a shadow
A spirit
An imperfect and faint representation
A small degree
An uninvited guest coming with one who is invited
To cut off light from
To protect
To represent faintly or imperfectly
To attend as closely as a shadow
Residential area (city, town, village) in the United States of America (USA) in Virginia
Residential area (city, town, village) in the United States of America (USA) in Washington

You can also check definition for shadow on wikipedia or google (link opens in new window)