Meanings

dog killer

dogcatcher

to be betrayed by a trusted follower

dogs and cats

drug-sniffing dog

cats and dogs (as an example of a bad relationship)

rescue dog

drug-sniffing dog

Sakhalin husky (dog breed)

service dog (for the disabled, etc.)

bad things happen to those who attempt things

puppy

dullard

yellow dog contract (employment contract which forbids the employee to join a labor union)

dog hater

Chonowski's hornbeam (Carpinus tschonoskii)

avoided by everybody

Hokkaido (dog breed)

Hokkaido (dog breed)

dog whistle