Rzeczownik z ang. na O
- Orange
- Owl
- Oil
- Onion
- Octopus
- Oak
- Oven
- object
- office
- Olive
- Ostrich
- Order
- Orgasm
- Ocean
- Open
- Reklama
- October
- Oat
- oval
- one
- Out
- Oyster
- Orphan
- owen
- Opera
- Other
- Over
- Ornament
- Owner
- Old
- okay
- opium
- Online
- Okey
- Oral
- officer
- Orchestra
- Oxygen
- Oracle
- Opener
- Our
- oatmeal
- Opening
- Odd
- Opportunity
- only
- Oman
- Organization
- Ocular
- opposite
- Older
- Orangutan
- Olive oil
- offer
- Oats
- Oscar
- Outlet
- Otter
- Orc
- Opal
- olives
- Reklama
- Olivia
- Oak wood
- Okno
- Oreo
- operator
- obesity
- Obvious
- Ordinary
- Optitian
- ono
- omen
- Outside
- own
- Oklahoma
- Obviously
- Ork
- Optimist
- Oculus
- omlette
- Ozone
- Ornitology
- Overthinking
- Oath
- Ogre
- Option
- oh my god
- original
- o'block
- omega
- orca
- orange juice
- Opinion
- Occasion
Słowa na liście Rzeczownik z ang. na O pochodzą od graczy gry słownej Państwa Miasta.