"moldostь" meaning in Proto-Slavic

{
  "descendants": [
    {
      "descendants": [
        {
          "lang": "Russian",
          "lang_code": "ru",
          "roman": "mólodostʹ",
          "word": "мо́лодость"
        },
        {
          "lang": "Ukrainian",
          "lang_code": "uk",
          "roman": "mólodistʹ",
          "word": "мо́лодість"
        }
      ],
      "lang": "East Slavic",
      "lang_code": "unknown"
    },
    {
      "descendants": [
        {
          "lang": "Bulgarian",
          "lang_code": "bg",
          "roman": "mládost",
          "word": "мла́дост"
        },
        {
          "lang": "Macedonian",
          "lang_code": "mk",
          "roman": "mládost",
          "word": "мла́дост"
        },
        {
          "descendants": [
            {
              "lang": "Cyrillic script",
              "lang_code": "sh",
              "word": "мла̏до̄ст"
            },
            {
              "lang": "Latin script",
              "lang_code": "sh",
              "word": "mlȁdōst"
            }
          ],
          "lang": "Serbo-Croatian",
          "lang_code": "sh"
        }
      ],
      "lang": "South Slavic",
      "lang_code": "unknown"
    },
    {
      "descendants": [
        {
          "lang": "Old Czech",
          "lang_code": "zlw-ocs",
          "word": "mladost"
        },
        {
          "lang": "Polish",
          "lang_code": "pl",
          "word": "młodość"
        },
        {
          "lang": "Slovak",
          "lang_code": "sk",
          "word": "mladosť"
        }
      ],
      "lang": "West Slavic",
      "lang_code": "unknown"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sla-pro",
        "2": "*moldъ",
        "3": "*-ostь",
        "t1": "young"
      },
      "expansion": "*moldъ (“young”) + *-ostь",
      "name": "affix"
    }
  ],
  "etymology_text": "From *moldъ (“young”) + *-ostь.",
  "forms": [
    {
      "form": "mȏldostь",
      "tags": [
        "canonical",
        "feminine"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "inflection",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "sla-decl-noun",
      "source": "inflection",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "moldostь",
      "source": "inflection",
      "tags": [
        "nominative",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "genitive",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "dative",
        "singular"
      ]
    },
    {
      "form": "moldostь",
      "source": "inflection",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "moldostьjǫ",
      "roman": "moldosťǫ",
      "source": "inflection",
      "tags": [
        "instrumental",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "locative",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "singular",
        "vocative"
      ]
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "g": "f",
        "n": "s"
      },
      "name": "sla-decl-noun"
    }
  ],
  "lang": "Proto-Slavic",
  "lang_code": "sla-pro",
  "original_title": "Reconstruction:Proto-Slavic/moldostь",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Slavic entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Slavic singularia tantum",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Slavic terms suffixed with *-ostь",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "youth"
      ],
      "id": "en-moldostь-sla-pro-noun-tb2v6V3s",
      "links": [
        [
          "youth",
          "youth"
        ]
      ],
      "synonyms": [
        {
          "word": "*junostь"
        }
      ],
      "tags": [
        "reconstruction"
      ]
    }
  ],
  "word": "moldostь"
}

{
  "descendants": [
    {
      "descendants": [
        {
          "lang": "Russian",
          "lang_code": "ru",
          "roman": "mólodostʹ",
          "word": "мо́лодость"
        },
        {
          "lang": "Ukrainian",
          "lang_code": "uk",
          "roman": "mólodistʹ",
          "word": "мо́лодість"
        }
      ],
      "lang": "East Slavic",
      "lang_code": "unknown"
    },
    {
      "descendants": [
        {
          "lang": "Bulgarian",
          "lang_code": "bg",
          "roman": "mládost",
          "word": "мла́дост"
        },
        {
          "lang": "Macedonian",
          "lang_code": "mk",
          "roman": "mládost",
          "word": "мла́дост"
        },
        {
          "descendants": [
            {
              "lang": "Cyrillic script",
              "lang_code": "sh",
              "word": "мла̏до̄ст"
            },
            {
              "lang": "Latin script",
              "lang_code": "sh",
              "word": "mlȁdōst"
            }
          ],
          "lang": "Serbo-Croatian",
          "lang_code": "sh"
        }
      ],
      "lang": "South Slavic",
      "lang_code": "unknown"
    },
    {
      "descendants": [
        {
          "lang": "Old Czech",
          "lang_code": "zlw-ocs",
          "word": "mladost"
        },
        {
          "lang": "Polish",
          "lang_code": "pl",
          "word": "młodość"
        },
        {
          "lang": "Slovak",
          "lang_code": "sk",
          "word": "mladosť"
        }
      ],
      "lang": "West Slavic",
      "lang_code": "unknown"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sla-pro",
        "2": "*moldъ",
        "3": "*-ostь",
        "t1": "young"
      },
      "expansion": "*moldъ (“young”) + *-ostь",
      "name": "affix"
    }
  ],
  "etymology_text": "From *moldъ (“young”) + *-ostь.",
  "forms": [
    {
      "form": "mȏldostь",
      "tags": [
        "canonical",
        "feminine"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "inflection",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "sla-decl-noun",
      "source": "inflection",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "moldostь",
      "source": "inflection",
      "tags": [
        "nominative",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "genitive",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "dative",
        "singular"
      ]
    },
    {
      "form": "moldostь",
      "source": "inflection",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "moldostьjǫ",
      "roman": "moldosťǫ",
      "source": "inflection",
      "tags": [
        "instrumental",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "locative",
        "singular"
      ]
    },
    {
      "form": "moldosti",
      "source": "inflection",
      "tags": [
        "singular",
        "vocative"
      ]
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "g": "f",
        "n": "s"
      },
      "name": "sla-decl-noun"
    }
  ],
  "lang": "Proto-Slavic",
  "lang_code": "sla-pro",
  "original_title": "Reconstruction:Proto-Slavic/moldostь",
  "pos": "noun",
  "senses": [
    {
      "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 singularia tantum",
        "Proto-Slavic terms suffixed with *-ostь"
      ],
      "glosses": [
        "youth"
      ],
      "links": [
        [
          "youth",
          "youth"
        ]
      ],
      "synonyms": [
        {
          "word": "*junostь"
        }
      ],
      "tags": [
        "reconstruction"
      ]
    }
  ],
  "word": "moldostь"
}