abstract
agreement
annihilation
business
chop
chopper
commerce
confidential
crushed
cut
cuted
cutted
data
destroy
destruction
exterminate
exterminated
extermination
heap
keep
office
pages
paper
pieces
pile
privacy
recycled
recycling
reuse
safe
safety
secret
security
sheet
shred
shredded
shredder
texture
top
trash
unreadable
wallpaper
waste
work