abandoned
alone
animal
bum
castaway
cat
cold
defenseless
desperate
dirty
displaced
distressed
disturbed
downcast
excluded
forgotten
friendless
gloomy
helpless
hobo
homeless
houseless
hunger
lonely
miserable
monochrome
needy
outcast
penniless
pet
poor
poverty
rejected
sepia
shelter
solitary
spiritless
suffering
troubled
unhappy
vagabond
vagrant
wanderer
wandering
wild
winter
withdrawn
worried