Rzeczownik z ang. na O
- Orange
- Owl
- Oil
- Octopus
- Onion
- Oven
- Oak
- office
- object
- Ocean
- Olive
- Ostrich
- One
- Order
- October
- Orgasm
- Oat
- Oval
- Oyster
- Ornament
- Opera
- Owner
- Out
- Okay
- Oxygen
- Other
- only
- Owen
- Oracle
- Opening
- Orphan
- Orangutan
- over
- Otter
- Opium
- Okey
- Opportunity
- Oats
- Oatmeal
- Opener
- Orbit
- Opal
- officer
- Oscar
- Oman
- Outlet
- Our
- Orca
- Orc
- Orb
- organ
- ore
- Oral
- Obstacle
- operator
- Orchestra
- Online
- Ocular
- Organization
- Oreo
- Older
- Outside
- Origami
- Ordinary
- olives
- Ogre
- Operation
- Olivia
- olive oil
- offer
- Odd
- Obvious
- own
- Ornitology
- organism
- orange juice
- Option
- opposite
- Onyx
- Omlet
- Okno
- Ohio
- Offline
- Oculus
- o'block
- Oath
- Oak wood
- Overthinking
- Ombre
- Often
- Obesity
- Oasis
Les mots dans la liste Rzeczownik z ang. na O proviennent des joueurs du jeu de mots Le Petit Bac.