Proto‑Ryukyuan

E600639

Proto-Ryukyuan is the reconstructed ancestral language from which the modern Ryukyuan languages, including Okinawan, are believed to have descended.

All labels observed (4)

Label Occurrences
Proto‑Ryukyuan canonical 2
Proto-Ryukyuan 1
Proto-Ryukyuan language 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf proto-language
reconstructed language
ancestorOf Amami language
Miyako language
Okinawan language
Ryukyuan languages
Yaeyama language
Yonaguni language
attestation unattested
classificationStatus generally accepted within Japonic family
comparedWith Old Japanese
distinctFrom Old Japanese
Proto-Japanese
evidenceType comparative reconstruction with Japonic
internal reconstruction
hasDescendant Northern Ryukyuan languages
Southern Ryukyuan languages
hasFeature SOV basic word order (reconstructed)
agglutinative morphology (reconstructed)
consonant lenition in some environments (reconstructed)
pitch accent system (reconstructed)
postpositions (reconstructed)
rich verbal morphology (reconstructed)
vowel length distinctions (reconstructed)
hasLexicon reconstructed basic vocabulary list
hasPhonologicalSystem reconstructed consonant inventory
reconstructed vowel inventory
hasWritingSystem none (unattested; reconstructed)
inferredFrom morphological parallels in Ryukyuan languages
regular sound correspondences among Ryukyuan languages
shared basic vocabulary in Ryukyuan languages
languageFamily Japonic
reconstructedBy comparative method
reconstructedFrom Amami language
Miyako language
Okinawan language
Yaeyama language
Yonaguni language
reconstructionStatus partial and hypothetical
region Ryukyu Islands
relatedTo Proto-Japonic
spokenIn Ryukyu Islands (prehistory)
status extinct (reconstructed)
studiedIn Ryukyuan linguistics
historical linguistics
subfamilyOf Japonic languages
timeDepth pre-Old Ryukyuan period

How these facts were elicited

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Okinawan language hasAncestor Proto‑Ryukyuan
Kikai dialect hasAncestor Proto‑Ryukyuan
Okinoerabu dialect hasAncestor Proto‑Ryukyuan language
linked to: Proto‑Ryukyuan
Nago dialect hasAncestor Proto-Ryukyuan language
linked to: Proto‑Ryukyuan
Ogami Miyakoan hasAncestor Proto-Ryukyuan
linked to: Proto‑Ryukyuan