hollow

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

To shout
Wholly
Depressed
remove the interior of
remove the inner part or the core of
devoid of significance or point
a depression hollowed out of solid matter
Hollo
a small valley between mountains
a cavity or space in something
not solid
as if echoing in a hollow space
Having an empty space or cavity, natural or artificial, within a solid substance
Reverberated from a cavity, or resembling such a sound
Not sincere or faithful
A cavity, natural or artificial
A low spot surrounded by elevations
To make hollow, as by digging, cutting, or engraving
To urge or call by shouting
Residential area (city, town, village) in the United States of America (USA) in Missouri
Residential area (city, town, village) in the United States of America (USA) in Oklahoma

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