"-YIN" meaning in Navajo

{
  "etymology_templates": [
    {
      "args": {
        "1": "nv",
        "2": "ath-pro",
        "3": "*ɣenʸ",
        "t": "to be greasy, oily"
      },
      "expansion": "Proto-Athabaskan *ɣenʸ (“to be greasy, oily”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "taa",
        "2": "gha",
        "3": "ghanh"
      },
      "expansion": "Lower Tanana ghanh",
      "name": "cog"
    },
    {
      "args": {
        "1": "aht",
        "2": "ghae",
        "3": "ghaen"
      },
      "expansion": "Ahtna ghaen",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Athabaskan *ɣenʸ (“to be greasy, oily”), a derivative of *x̣eˑ (“grease”). Compare Lower Tanana ghanh and Ahtna ghaen.",
  "head_templates": [
    {
      "args": {
        "1": "nv",
        "2": "root"
      },
      "expansion": "-YIN",
      "name": "head"
    }
  ],
  "lang": "Navajo",
  "lang_code": "nv",
  "pos": "root",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Navajo entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Navajo roots",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "to be greasy"
      ],
      "id": "en--YIN-nv-root-F4q4RuaJ",
      "links": [
        [
          "greasy",
          "greasy"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-YIN"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nv",
        "2": "ath-pro",
        "3": "*ɣenʸ",
        "t": "to be greasy, oily"
      },
      "expansion": "Proto-Athabaskan *ɣenʸ (“to be greasy, oily”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "taa",
        "2": "gha",
        "3": "ghanh"
      },
      "expansion": "Lower Tanana ghanh",
      "name": "cog"
    },
    {
      "args": {
        "1": "aht",
        "2": "ghae",
        "3": "ghaen"
      },
      "expansion": "Ahtna ghaen",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Athabaskan *ɣenʸ (“to be greasy, oily”), a derivative of *x̣eˑ (“grease”). Compare Lower Tanana ghanh and Ahtna ghaen.",
  "head_templates": [
    {
      "args": {
        "1": "nv",
        "2": "root"
      },
      "expansion": "-YIN",
      "name": "head"
    }
  ],
  "lang": "Navajo",
  "lang_code": "nv",
  "pos": "root",
  "senses": [
    {
      "categories": [
        "Navajo entries with incorrect language header",
        "Navajo lemmas",
        "Navajo roots",
        "Navajo terms derived from Proto-Athabaskan",
        "Navajo terms inherited from Proto-Athabaskan",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "to be greasy"
      ],
      "links": [
        [
          "greasy",
          "greasy"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-YIN"
}