"empty" - key terms from Wikipedia

adventure of the empty house
big empty
elements of the empty set
empty
empty array
empty backfield
empty ballast
empty chairs
empty child
empty containers
empty domains
empty eyes
empty fifth
empty fortress
empty graph
empty hand
empty hole
empty homes
empty list
empty love
empty names
empty nest
empty net
empty nose syndrome
empty points
empty properties
empty quiver
empty sequence
empty set
empty seven
empty seven clan
empty sky
empty space
empty stack
empty statement
empty stomach
empty string
empty tomb
empty weight
energy density of empty space
half empty
large empty space
name empty set
pounds empty
remains empty
riot on an empty street
running on empty
smile empty soul
spiritually empty
stack is empty