機器
beam
blade
chain
chainsaw
construction
craftsmanship
cut
electric
engine
equipment
felling
firewood
forest
gasoline
hand
hardhat
industrial
industry
job
log
logger
lumber
lumbering
lumberjack
lumberman
machinery
man
material
motion
nature
occupation
outdoors
person
power
protective
saw
sawdust
sawing
sawyer
sharp
timber
tool
tree
trunk
wood
woodcutter
wooden
work
worker