Pet with O
- Owl
- Otter
- Opossum
- octupus
- Orange cat
- oso
- Old English Sheepdog
- orange fish
- Old dog
- Owls
- Opposum
- Orangutans
- Osprey
- Oriole
- okapi
- orang utan
- Orange tabby
- orange bird
- Ogre
- Obama
- Oxen
- ostrage
- Oscar fish
- ornitorinco
- orka
- Orange tabby cat
- Orangatan
- ornitorrinco
- orangoutang
- Ozelot
- oxe
- Olivia
- octipus
- Owen
- Ours
- otters
- Ostrige
- osterich
- Osolot
- Oryx
- oruga
- Orlando
- Orange snake
- Oranatang
- oran
- oppossum
- Omega
- olm
- octpus
- Ocelote
- oarfish
- Oveja
- otto
- otis
- orphan
- Orange parrot
- Orange goldfish
- Orangatun
The words in the list Pet with O come from players of the word game Categories game.