【ISO 639:o】
oaa oaa
I/L
Orok
鄂罗克语
oac oac
I/L
Oroch
鄂罗奇语
oar oar
I/A
Aramaic, Old
古阿拉米语
Altaramäisch
oav oav
I/H
Avar, Old
古阿瓦尔语
obi obi
I/E
Obispeño
obk obk
I/L
Southern Bontok
obl obl
I/L
Oblo
obm obm
I/A
Moabite
摩押语
obo obo
I/L
Manobo, Obo
obr obr
I/H
Burmese, Old
古缅甸语
Altburmesisch
obt obt
I/H
Breton, Old
古布列塔尼语
Altbretonisch
obu obu
I/L
Obulom
oca oca
I/L
Ocaina
ocaina
(occ) occ
Occidental
och och
I/A
Chinese
Old Chinese
上古汉语
Altchinesisch
oci oci
oc
oci
I/L
Indo-European
occitan
Occitan (post 1500)
occitan (après 1500)
occitano
奥克西唐语; 奥克西坦语; 奥克语
окситанский
Okzitanisch
oco oco
I/H
Cornish, Old
古康沃尔语
ocu ocu
I/L
Matlatzinca, Atzingo
oda oda
I/L
Odut
odk odk
I/L
Od
odt odt
I/H
Dutch, Old
古荷兰语
odu odu
I/L
Odual
ofo ofo
I/E
Ofo
ofo
ofs ofs
I/H
Friesisch
Frisian, Old
古弗里西亚语
Altfriesisch
ofu ofu
I/L
Efutop
ogb ogb
I/L
Ogbia
ogc ogc
I/L
Ogbah
oge oge
I/H
Georgian, Old
古格鲁吉亚语
Altgeorgisch
ogg ogg
I/L
Ogbogolo
(ogn) ogn
Ogan
ogo ogo
I/L
Khana
ogu ogu
I/L
Ogbronuagum
oht oht
I/A
Hittite, Old
古赫梯语
ohu ohu
I/H
Hungarian, Old
古匈牙利语
oia oia
I/L
Oirata
оирата
oin oin
I/L
One, Inebu
ojb ojb
I/L
Anishinaabemowin (Ojibwemowin)
Ojibwa, Northwestern
ojc ojc
I/L
Anishinaabemowin (Ojibwemowin)
Ojibwa, Central
ojg ojg
I/L
Nishnaabemwin (Jibwemwin)
Ojibwa, Eastern
oji oji
oj
oji
M/L
Cree
ᐊᓂᔑᓇᐯᒧᐎᓐ (Anishinaabemowin)
Ojibwa
ojibwa
ojibwa
奥吉布瓦语
оджибва
ojp ojp
I/H
Japanese, Old
古日语
ojs ojs
I/L
ᐊᓂᔑᓂᓂᒧᐎᓐ (Anishininiimowin)
Ojibwa, Severn
ojv ojv
I/L
Ontong Java
Ontong Java
ojw ojw
I/L
Anihšināpēmowin (Nakawēmowin)
Ojibwa, Western
oka oka
I/L
Okanagan
okb okb
I/L
Okobo
okd okd
I/L
Okodia
oke oke
I/L
Okpe (Southwestern Edo)
okg okg
I/E
Koko Babangk
okh okh
I/L
Koresh-e Rostam
oki oki
I/L
Okiek
okj okj
I/E
Oko-Juwoi
okk okk
I/L
One, Kwamtim
okl okl
I/E
Old Kentish Sign Language
古肯特手语
okm okm
I/H
Korean, Middle (10th–16th centuries)
中古朝鲜语
Mittelkoreanisch
okn okn
I/L
Oki-No-Erabu
冲永良部岛琉球语
oko oko
I/H
Korean, Old (3rd–9th centuries)
古朝鲜语
Altkoreanisch
okr okr
I/L
Kirike
oks oks
I/L
Oko-Eni-Osayen
oku oku
I/L
Oku
okv okv
I/L
Orokaiva
okx okx
I/L
Okpe (Northwestern Edo)
ola ola
I/L
Walungge
old old
I/L
Mochi
ole ole
I/L
Olekha
olk olk
I/E
Olkol
olm olm
I/L
Oloma
olo olo
I/L
Livvi
olr olr
I/L
Olrat
olt olt
I/H
Indo-European
Old Lithuanian
olu olu
I/L
Niger–Congo
Kuvale
oma oma
I/L
Omaha-Ponca
omaha-ponca
omaha-ponca
omb omb
I/L
Ambae, East
omc omc
I/E
Mochica
(ome) ome
I/E
Omejes
omg omg
I/L
Omagua
omagua
omi omi
I/L
Omi
omk omk
I/E
Omok
oml oml
I/L
Ombo
omn omn
I/A
Minoan
omo omo
I/L
Utarmbung
omp omp
I/H
Manipuri, Old
古曼尼普尔语
omr omr
I/H
Marathi, Old
古马拉地语
omt omt
I/L
Omotik
omu omu
I/E
Omurano
omurano
omw omw
I/L
Tairora, South
omx omx
I/H
Mon, Old
古孟语
ona ona
I/L
Ona
onb onb
I/L
Lingao
临高语
one one
I/L
Onʌyota’a:ka
Oneida
oneida
oneida
奥内达语
ong ong
I/L
Olo
oni oni
I/L
Onin
onj onj
I/L
Onjob
onk onk
I/L
One, Kabore
onn onn
I/L
Onobasulu
ono ono
I/L
Onǫta’kéka’
Onondaga
onondaga
onondaga
onp onp
I/L
Sartang
onr onr
I/L
One, Northern
ons ons
I/L
Ono
ont ont
I/L
Ontenu
onu onu
I/L
Unua
onw onw
I/H
Nubian, Old
古努比亚语
onx onx
I/L
Onin Based Pidgin
ood ood
I/L
O'odham
Tohono O'odham
papago
pápago
тогоно о'одам
Tohono O'odham
oog oog
I/L
Ong
oon oon
I/L
Önge
oor oor
I/L
Oorlams
oos oos
I/A
Ossetic, Old
古奥塞梯语
opa opa
I/L
Okpamheri
(ope) ope
Old Persian
opk opk
I/L
Kopkaka
opm opm
I/L
Oksapmin
opo opo
I/L
Opao
opt opt
I/E
Opata
ópata
opy opy
I/L
Ofayé
ora ora
I/L
Oroha
orc orc
I/L
Orma
ore ore
I/L
Orejón
orejón
org org
I/L
Oring
orh orh
I/L
Oroqen
鄂伦春语
ori ori
or
ori
M/L
Indo-European
ଓଡ଼ିଆ
Oriya
oriya
oriya
奥利亚语; 奥里亚语
ория
Oriya
(ork) ork
Orokaiva
orm orm
om
orm
M/L
Afro-Asiatic
Oromoo
Oromo
galla
oromo
奥罗莫语
оромо
Oromo
orn orn
I/L
Orang Kanaq
oro oro
I/L
Orokolo
orr orr
I/L
Oruma
ors ors
I/L
Orang Seletar
ort ort
I/L
Oriya, Adivasi
oru oru
I/L
Ormuri
orv orv
I/H
Russian, Old
古俄语
orw orw
I/L
Oro Win
oro win
orx orx
I/L
Oro
ory ory
I/L
Oriya (individual language)
orz orz
I/L
Ormu
osa osa
osa
I/L
Osage
osage
osage
奥萨格语
оседжи
osc osc
I/A
Oscan
osque
osco
奥斯坎语
оскский
Oskisch
osi osi
I/L
Osing
oso oso
I/L
Ososo
osp osp
I/H
Spanish, Old
古西班牙语
oss oss
os
oss
I/L
Indo-European
иронау
Ossetian
ossète
oseto
奥塞梯语; 奥塞提语
осетинский
Ossetisch
ost ost
I/L
Osatu
osu osu
I/L
One, Southern
osx osx
I/H
Saxon, Old
古撒克逊语
ota ota
ota
I/H
لسان عثمانى
Turkish, Ottoman (1500–1928)
Turc ottoman
Turco-otomano
奥斯曼土耳其语
старотурецкий
Osmanisch
otb otb
I/H
Tibetan, Old
古藏语
otd otd
I/L
Dohoi
ote ote
I/L
Otomi, Mezquital
oti oti
I/E
Oti
otk otk
I/H
Turkish, Old
古突厥语
otl otl
I/L
Otomi, Tilapa
otm otm
I/L
Otomi, Eastern Highland
otn otn
I/L
Otomi, Tenango
otq otq
I/L
Otomi, Querétaro
otr otr
I/L
Otoro
ots ots
I/L
Otomi, Estado de México
ott ott
I/L
Otomi, Temoaya
otu otu
I/E
Otuke
otw otw
I/L
Nishnaabemwin (Daawaamwin)
Ottawa
ottawa
otx otx
I/L
Otomi, Texcatepec
oty oty
I/A
Tamil, Old
古泰米尔语
otz otz
I/L
Otomi, Ixtenco
oua oua
I/L
Tagargrent
oub oub
I/L
Glio-Oubi
oue oue
I/L
Oune
oui oui
I/H
Uighur, Old
回鹘语
oum oum
I/E
Ouma
(oun) oun
I/L
O!ung
ovd ovd
I/L
Indo-European
Elfdalian, Övdalian
owi owi
I/L
Owiniga
owl owl
I/H
Welsh, Old
古威尔士语
oyb oyb
I/L
Oy
oyd oyd
I/L
Oyda
oym oym
I/L
Wayampi
wayampi
oyy oyy
I/L
Oya'oya
ozm ozm
I/L
Koonzime