"-рь" meaning in Mongolian

{
  "forms": [
    {
      "form": "-rʹ",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ᠷᠢ",
      "roman": "ri",
      "tags": [
        "Mongolian"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "ᠷᠢ",
        "cat2": "noun-forming suffixes"
      },
      "expansion": "-рь • (-rʹ) (Mongolian spelling ᠷᠢ (ri))",
      "name": "mn-suffix"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Mongolian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mongolian terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Forms nouns denoting places or results of an action."
      ],
      "id": "en--рь-mn-suffix-I5Y8byw-",
      "related": [
        {
          "roman": "-uurʹ",
          "word": "-уурь"
        },
        {
          "roman": "-r",
          "word": "-р"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-рь"
}

{
  "forms": [
    {
      "form": "-rʹ",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ᠷᠢ",
      "roman": "ri",
      "tags": [
        "Mongolian"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "ᠷᠢ",
        "cat2": "noun-forming suffixes"
      },
      "expansion": "-рь • (-rʹ) (Mongolian spelling ᠷᠢ (ri))",
      "name": "mn-suffix"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "suffix",
  "related": [
    {
      "roman": "-uurʹ",
      "word": "-уурь"
    },
    {
      "roman": "-r",
      "word": "-р"
    }
  ],
  "senses": [
    {
      "categories": [
        "Mongolian entries with incorrect language header",
        "Mongolian lemmas",
        "Mongolian noun-forming suffixes",
        "Mongolian suffixes",
        "Mongolian terms with redundant script codes",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "Forms nouns denoting places or results of an action."
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-рь"
}