"quissu" meaning in Corsican

{
  "etymology_templates": [
    {
      "args": {
        "1": "co",
        "2": "VL.",
        "3": "*eccum ipse"
      },
      "expansion": "Vulgar Latin *eccum ipse",
      "name": "inh"
    }
  ],
  "etymology_text": "From Vulgar Latin *eccum ipse, from eccum (“behold”) + ipse (“the very same”).",
  "head_templates": [
    {
      "args": {
        "1": "co",
        "2": "determiner"
      },
      "expansion": "quissu",
      "name": "head"
    }
  ],
  "lang": "Corsican",
  "lang_code": "co",
  "pos": "det",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Corsican determiners",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Corsican entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "that, those"
      ],
      "id": "en-quissu-co-det-Z0vxFtCi",
      "links": [
        [
          "that",
          "that"
        ],
        [
          "those",
          "those"
        ]
      ],
      "synonyms": [
        {
          "word": "quellu"
        },
        {
          "word": "issu"
        }
      ]
    }
  ],
  "word": "quissu"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "co",
        "2": "VL.",
        "3": "*eccum ipse"
      },
      "expansion": "Vulgar Latin *eccum ipse",
      "name": "inh"
    }
  ],
  "etymology_text": "From Vulgar Latin *eccum ipse, from eccum (“behold”) + ipse (“the very same”).",
  "head_templates": [
    {
      "args": {
        "1": "co",
        "2": "determiner"
      },
      "expansion": "quissu",
      "name": "head"
    }
  ],
  "lang": "Corsican",
  "lang_code": "co",
  "pos": "det",
  "senses": [
    {
      "categories": [
        "Corsican determiners",
        "Corsican entries with incorrect language header",
        "Corsican lemmas",
        "Corsican terms derived from Vulgar Latin",
        "Corsican terms inherited from Vulgar Latin",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "that, those"
      ],
      "links": [
        [
          "that",
          "that"
        ],
        [
          "those",
          "those"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "quellu"
    },
    {
      "word": "issu"
    }
  ],
  "word": "quissu"
}