Reconstruction:Proto-Indo-European/-os

Asterisk.svg
This Proto-Indo-European entry contains reconstructed words and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

Proto-Indo-EuropeanEdit

SuffixEdit

*(é)-os n

  1. Creates action nouns or result nouns from verbs.

InflectionEdit

Athematic, acrostatic
singular
nominative *(é)-os
genitive *(é)-esos
singular dual plural
nominative *(é)-os *(é)-esih₁ *(é)-ōs
vocative *(é)-os *(é)-esih₁ *(é)-ōs
accusative *(é)-os *(é)-esih₁ *(é)-ōs
genitive *(é)-esos *? *(é)-esoHom
ablative *(é)-esos *? *(é)-esmos
dative *(é)-esey *? *(é)-esmos
locative *(é)-es, *(é)-esi *? *(é)-esu
instrumental *(é)-esh₁ *? *(é)-esbʰi

Derived termsEdit

DescendantsEdit

  • Proto-Germanic: the z-stem nouns
  • Proto-Hellenic: *-os (s-stem nouns)
    • Ancient Greek: -ος (-os)
  • Proto-Hellenic: *-ehen (< other locative form)
  • Proto-Balto-Slavic: *-as
    • Latvian: -s
    • Lithuanian: -as
    • Old Prussian: -s
    • Proto-Slavic: *-ъ
  • Proto-Indo-Iranian: *-as
  • Proto-Italic: *-os
  • Proto-Italic: *-ezi (< locative)

SuffixEdit

*(ó)-os m

  1. Creates nouns from verb stems denoting the performance or result of that verb.

InflectionEdit

Thematic
singular
nominative *(ó)-os
genitive *(ó)-osyo
singular dual plural
nominative *(ó)-os *(ó)-oh₁ *(ó)-oes
vocative *(ó)-e *(ó)-oh₁ *(ó)-oes
accusative *(ó)-om *(ó)-oh₁ *(ó)-oms
genitive *(ó)-osyo *? *(ó)-oHom
ablative *(ó)-ead *? *(ó)-omos
dative *(ó)-oey *? *(ó)-omos
locative *(ó)-ey, *(ó)-oy *? *(ó)-oysu
instrumental *(ó)-oh₁ *? *(ó)-ōys

Derived termsEdit

Related termsEdit

DescendantsEdit