Languages with O
- Oriya
- Odia
- Occitan
- Odiya
- oromo
- Old Irish
- olandese
- Ossetian
- Old Norse
- otomi
- Old french
- odul
- Odissi
- old latin
- Okinawan
- Orential
- Ojibway
- Osmanisch
- Odisha
- Ostfriesisch
- Oria
- Odishi
- Oscan
- Ouzbek
- OLD ENGLISH
- Orenital
- ojibwa
- ormian
- Olandeza
- Ottoman Turkish
- Oma
- Ogre
- Otoman
- Omani Arabic
- Odisi
- osmanian
- Odissa
- oriential
- Ordo
- Omen
- onam
- Occitano
- ordu
- Osage
- old language
- Ozzie
- Ogham
- Ostravstina
- Osmański
- Orgy
- Ohioian
- Ozian
- Offensive
- Ola
- opal
- Orria
- Ostyak
- Oroch
- Oran
- orissi
- Oriental Chinese
- Omari
- Okupa
- owl
- ohana
- Other languages
- oli
- Olivian
- Ostdeutsch
- original english
- Okwanuchu
- Olaf
- Orleans
- old greek
- Orisa
- Ostrogoto
- Omanski
- oro
- Omania
The words in the list Languages with O come from players of the word game Categories game.