age
appliance
background
blade
blunt
chipped
cut
cutlery
cutter
device
dissect
document
edge
equipment
half
hand
incisive
instrument
isolate
keen
knife
metal
object
office
old
paper
part
plastic
razor
rip
rust
rusty
sharp
sharpen
slash
slit
split
stale
stationery
steel
tool
unsharp
used
weather
white
yellow