"-os" meaning in Latin

{
  "etymology_number": 1,
  "forms": [
    {
      "form": "-ōs",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "suffix form",
        "head": "-ōs"
      },
      "expansion": "-ōs",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "suffix",
  "senses": [
    {
      "form_of": [
        {
          "word": "-us"
        }
      ],
      "glosses": [
        "accusative masculine plural of -us"
      ],
      "id": "en--os-la-suffix-1JF8Rvxu",
      "links": [
        [
          "-us",
          "-us#Latin"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "masculine",
        "morpheme",
        "plural"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈoːs]",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "[ˈɔs]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "-os"
}

{
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "suffix"
      },
      "expansion": "-os",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "suffix",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "suffix of nouns in the second declension",
          "word": "-us"
        }
      ],
      "categories": [
        {
          "_dis": "9 11 8 6 8 1 2 2 1 7 2 2 2 0 9 8 7 2 2 9 2 2",
          "kind": "other",
          "name": "Pages with 14 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 8 6 5 6 2 2 2 2 5 2 2 2 0 11 6 5 3 2 6 2 7 2 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "2 98",
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Old Latin form of -us (suffix of nouns in the second declension)"
      ],
      "id": "en--os-la-suffix-2yCl89Dx",
      "links": [
        [
          "-us",
          "-us#Latin"
        ],
        [
          "second declension",
          "Appendix:Latin second declension"
        ]
      ],
      "tags": [
        "Old-Latin",
        "alt-of",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈos]",
      "tags": [
        "Old-Latin"
      ]
    }
  ],
  "word": "-os"
}

{
  "categories": [
    "Latin 1-syllable words",
    "Latin entries with incorrect language header",
    "Latin lemmas",
    "Latin non-lemma forms",
    "Latin suffix forms",
    "Latin suffixes",
    "Latin terms with IPA pronunciation",
    "Pages using catfix",
    "Pages with 14 entries",
    "Pages with entries"
  ],
  "etymology_number": 1,
  "forms": [
    {
      "form": "-ōs",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "suffix form",
        "head": "-ōs"
      },
      "expansion": "-ōs",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "suffix",
  "senses": [
    {
      "form_of": [
        {
          "word": "-us"
        }
      ],
      "glosses": [
        "accusative masculine plural of -us"
      ],
      "links": [
        [
          "-us",
          "-us#Latin"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "masculine",
        "morpheme",
        "plural"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈoːs]",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "[ˈɔs]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "-os"
}

{
  "categories": [
    "Latin entries with incorrect language header",
    "Latin lemmas",
    "Latin suffixes",
    "Pages using catfix",
    "Pages with 14 entries",
    "Pages with entries"
  ],
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "suffix"
      },
      "expansion": "-os",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "suffix",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "suffix of nouns in the second declension",
          "word": "-us"
        }
      ],
      "categories": [
        "Old Latin lemmas"
      ],
      "glosses": [
        "Old Latin form of -us (suffix of nouns in the second declension)"
      ],
      "links": [
        [
          "-us",
          "-us#Latin"
        ],
        [
          "second declension",
          "Appendix:Latin second declension"
        ]
      ],
      "tags": [
        "Old-Latin",
        "alt-of",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈos]",
      "tags": [
        "Old-Latin"
      ]
    }
  ],
  "word": "-os"
}