abstract
aged
ancient
antique
background
barrier
board
brown
coarse
color
defense
element
exterior
fence
front
grunge
hardwood
isolated
lumber
material
natural
obstacle
old
paling
panel
parallel
pattern
plank
pointed
privacy
private
protection
retro
rough
seam
security
shape
slats
striped
structure
surface
texture
textured
timber
vintage
wall
weathered
wood
wooden