abandoned
animal
building
canine
companion
construction
creature
dirty
dog
door
doorway
entrance
exhausted
exterior
friend
garbage
grunge
homeless
house
litter
lonely
loyal
lying
mammal
mess
mongrel
nobody
outdoors
pavement
pet
relax
rest
rough
rubbish
shabby
sidewalk
sleep
solitude
stray
street
structure
tired
trash
vertical
wait
weathered