忠誠
adorable
adult
alertness
animal
black
bodyguard
breed
brown
canine
companion
cut
cute
dog
doggy
domestic
ear
eye
friendship
fun
fur
furry
german
german shepherd
guard
head
hound
listening
loyal
mammal
nature
no people
obedience
obedient
one animal
pedigree
pedigreed
pet
police
protection
puppy
purebred
security
shepherd
square
teeth
tongue
white
young