ostь in Proto-Slavic

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Etymology: From Proto-Balto-Slavic *akstis, probably from Proto-Indo-European *h₂eḱ- (“sharp”). Etymology templates: {{inh|sla-pro|ine-bsl-pro|*akstis}} Proto-Balto-Slavic *akstis, {{der|sla-pro|ine-pro|*h₂eḱ-||sharp}} Proto-Indo-European *h₂eḱ- (“sharp”) Inflection templates: {{sla-decl-noun|ostь|g=f}} Forms: no-table-tags [table-tags], ostь [nominative, singular], osti [dual, nominative], osti [nominative, plural], osti [genitive, singular], ostьju [dual, genitive], ostьjь [genitive, plural], osti [dative, singular], ostьma [dative, dual], ostьmъ [dative, plural], ostь [accusative, singular], osti [accusative, dual], osti [accusative, plural], ostьjǫ [instrumental, singular], ostьma [dual, instrumental], ostьmi [instrumental, plural], osti [locative, singular], ostьju [dual, locative], ostьxъ [locative, plural], osti [singular, vocative], osti [dual, vocative], osti [plural, vocative]

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{
  "descendants": [
    {
      "descendants": [
        {
          "lang": "Russian",
          "lang_code": "ru",
          "roman": "ostʹ",
          "word": "ость"
        }
      ],
      "lang": "East Slavic",
      "lang_code": "unknown"
    },
    {
      "lang": "South Slavic",
      "lang_code": "unknown"
    },
    {
      "descendants": [
        {
          "lang": "Polish",
          "lang_code": "pl",
          "word": "ość"
        },
        {
          "lang": "Slovak",
          "lang_code": "sk",
          "word": "osť"
        },
        {
          "descendants": [
            {
              "lang": "Lower Sorbian",
              "lang_code": "dsb",
              "word": "wósć"
            }
          ],
          "lang": "Sorbian",
          "lang_code": "unknown"
        }
      ],
      "lang": "West Slavic",
      "lang_code": "unknown"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sla-pro",
        "2": "ine-bsl-pro",
        "3": "*akstis"
      },
      "expansion": "Proto-Balto-Slavic *akstis",
      "name": "inh"
    },
    {
      "args": {
        "1": "sla-pro",
        "2": "ine-pro",
        "3": "*h₂eḱ-",
        "4": "",
        "5": "sharp"
      },
      "expansion": "Proto-Indo-European *h₂eḱ- (“sharp”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Balto-Slavic *akstis, probably from Proto-Indo-European *h₂eḱ- (“sharp”).",
  "forms": [
    {
      "form": "no-table-tags",
      "source": "declension",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "sla-decl-noun",
      "source": "declension",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "ostь",
      "source": "declension",
      "tags": [
        "nominative",
        "singular"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "dual",
        "nominative"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "nominative",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "genitive",
        "singular"
      ]
    },
    {
      "form": "ostьju",
      "roman": "osťu",
      "source": "declension",
      "tags": [
        "dual",
        "genitive"
      ]
    },
    {
      "form": "ostьjь",
      "roman": "osti",
      "source": "declension",
      "tags": [
        "genitive",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "dative",
        "singular"
      ]
    },
    {
      "form": "ostьma",
      "source": "declension",
      "tags": [
        "dative",
        "dual"
      ]
    },
    {
      "form": "ostьmъ",
      "source": "declension",
      "tags": [
        "dative",
        "plural"
      ]
    },
    {
      "form": "ostь",
      "source": "declension",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "accusative",
        "dual"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "accusative",
        "plural"
      ]
    },
    {
      "form": "ostьjǫ",
      "roman": "osťǫ",
      "source": "declension",
      "tags": [
        "instrumental",
        "singular"
      ]
    },
    {
      "form": "ostьma",
      "source": "declension",
      "tags": [
        "dual",
        "instrumental"
      ]
    },
    {
      "form": "ostьmi",
      "source": "declension",
      "tags": [
        "instrumental",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "locative",
        "singular"
      ]
    },
    {
      "form": "ostьju",
      "roman": "osťu",
      "source": "declension",
      "tags": [
        "dual",
        "locative"
      ]
    },
    {
      "form": "ostьxъ",
      "source": "declension",
      "tags": [
        "locative",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "singular",
        "vocative"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "dual",
        "vocative"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "plural",
        "vocative"
      ]
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "1": "ostь",
        "g": "f"
      },
      "name": "sla-decl-noun"
    }
  ],
  "lang": "Proto-Slavic",
  "lang_code": "sla-pro",
  "original_title": "Reconstruction:Proto-Slavic/ostь",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "30 35 35",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "30 35 35",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "sharp point"
      ],
      "id": "en-ostь-sla-pro-noun-lhpJTWGt",
      "links": [
        [
          "point",
          "point"
        ]
      ],
      "tags": [
        "feminine",
        "reconstruction"
      ]
    },
    {
      "categories": [
        {
          "_dis": "30 35 35",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "30 35 35",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "27 41 32",
          "kind": "other",
          "name": "Proto-Slavic entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "awl"
      ],
      "id": "en-ostь-sla-pro-noun-y2WeQYK3",
      "links": [
        [
          "awl",
          "awl"
        ]
      ],
      "tags": [
        "feminine",
        "reconstruction"
      ]
    },
    {
      "categories": [
        {
          "_dis": "30 35 35",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "30 35 35",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "fishbone"
      ],
      "id": "en-ostь-sla-pro-noun-D2u2rnOU",
      "links": [
        [
          "fishbone",
          "fishbone"
        ]
      ],
      "tags": [
        "feminine",
        "reconstruction"
      ]
    }
  ],
  "word": "ostь"
}

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{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Proto-Slavic entries with incorrect language header",
    "Proto-Slavic feminine i-stem nouns",
    "Proto-Slavic feminine nouns",
    "Proto-Slavic i-stem nouns",
    "Proto-Slavic lemmas",
    "Proto-Slavic nouns",
    "Proto-Slavic terms derived from Proto-Balto-Slavic",
    "Proto-Slavic terms derived from Proto-Indo-European",
    "Proto-Slavic terms inherited from Proto-Balto-Slavic"
  ],
  "descendants": [
    {
      "descendants": [
        {
          "lang": "Russian",
          "lang_code": "ru",
          "roman": "ostʹ",
          "word": "ость"
        }
      ],
      "lang": "East Slavic",
      "lang_code": "unknown"
    },
    {
      "lang": "South Slavic",
      "lang_code": "unknown"
    },
    {
      "descendants": [
        {
          "lang": "Polish",
          "lang_code": "pl",
          "word": "ość"
        },
        {
          "lang": "Slovak",
          "lang_code": "sk",
          "word": "osť"
        },
        {
          "descendants": [
            {
              "lang": "Lower Sorbian",
              "lang_code": "dsb",
              "word": "wósć"
            }
          ],
          "lang": "Sorbian",
          "lang_code": "unknown"
        }
      ],
      "lang": "West Slavic",
      "lang_code": "unknown"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sla-pro",
        "2": "ine-bsl-pro",
        "3": "*akstis"
      },
      "expansion": "Proto-Balto-Slavic *akstis",
      "name": "inh"
    },
    {
      "args": {
        "1": "sla-pro",
        "2": "ine-pro",
        "3": "*h₂eḱ-",
        "4": "",
        "5": "sharp"
      },
      "expansion": "Proto-Indo-European *h₂eḱ- (“sharp”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Balto-Slavic *akstis, probably from Proto-Indo-European *h₂eḱ- (“sharp”).",
  "forms": [
    {
      "form": "no-table-tags",
      "source": "declension",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "sla-decl-noun",
      "source": "declension",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "ostь",
      "source": "declension",
      "tags": [
        "nominative",
        "singular"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "dual",
        "nominative"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "nominative",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "genitive",
        "singular"
      ]
    },
    {
      "form": "ostьju",
      "roman": "osťu",
      "source": "declension",
      "tags": [
        "dual",
        "genitive"
      ]
    },
    {
      "form": "ostьjь",
      "roman": "osti",
      "source": "declension",
      "tags": [
        "genitive",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "dative",
        "singular"
      ]
    },
    {
      "form": "ostьma",
      "source": "declension",
      "tags": [
        "dative",
        "dual"
      ]
    },
    {
      "form": "ostьmъ",
      "source": "declension",
      "tags": [
        "dative",
        "plural"
      ]
    },
    {
      "form": "ostь",
      "source": "declension",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "accusative",
        "dual"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "accusative",
        "plural"
      ]
    },
    {
      "form": "ostьjǫ",
      "roman": "osťǫ",
      "source": "declension",
      "tags": [
        "instrumental",
        "singular"
      ]
    },
    {
      "form": "ostьma",
      "source": "declension",
      "tags": [
        "dual",
        "instrumental"
      ]
    },
    {
      "form": "ostьmi",
      "source": "declension",
      "tags": [
        "instrumental",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "locative",
        "singular"
      ]
    },
    {
      "form": "ostьju",
      "roman": "osťu",
      "source": "declension",
      "tags": [
        "dual",
        "locative"
      ]
    },
    {
      "form": "ostьxъ",
      "source": "declension",
      "tags": [
        "locative",
        "plural"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "singular",
        "vocative"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "dual",
        "vocative"
      ]
    },
    {
      "form": "osti",
      "source": "declension",
      "tags": [
        "plural",
        "vocative"
      ]
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "1": "ostь",
        "g": "f"
      },
      "name": "sla-decl-noun"
    }
  ],
  "lang": "Proto-Slavic",
  "lang_code": "sla-pro",
  "original_title": "Reconstruction:Proto-Slavic/ostь",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "sharp point"
      ],
      "links": [
        [
          "point",
          "point"
        ]
      ],
      "tags": [
        "feminine",
        "reconstruction"
      ]
    },
    {
      "glosses": [
        "awl"
      ],
      "links": [
        [
          "awl",
          "awl"
        ]
      ],
      "tags": [
        "feminine",
        "reconstruction"
      ]
    },
    {
      "glosses": [
        "fishbone"
      ],
      "links": [
        [
          "fishbone",
          "fishbone"
        ]
      ],
      "tags": [
        "feminine",
        "reconstruction"
      ]
    }
  ],
  "word": "ostь"
}

This page is a part of the kaikki.org machine-readable Proto-Slavic dictionary. This dictionary is based on structured data extracted on 2025-09-03 from the enwiktionary dump dated 2025-08-23 using wiktextract (20da82b and a97feda). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.

"ostь" meaning in Proto-Slavic

Noun