annual
annualrings
athwart
background
baulk
beam
beautiful
black
block
boom
brown
circle
circular
concentric
core
crack
cuttimber
deadwood
detail
duramen
felling
forest
gyrate
heart
kernel
log
lumber
material
nag
natural
nature
object
old
orbicular
perimeter
perpendicularly
rough
saw
scaffold
section
stock
texture
tree
treecutdown
wallpaper
weathered
wood
wooden
worn
years