"aillsiu" meaning in Old Irish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ga",
            "2": "ailse"
          },
          "expansion": "Irish: ailse",
          "name": "desc"
        }
      ],
      "text": "Irish: ailse"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gd",
            "2": "aillse"
          },
          "expansion": "Scottish Gaelic: aillse",
          "name": "desc"
        }
      ],
      "text": "Scottish Gaelic: aillse"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "algeo",
        "t": "I am cold"
      },
      "expansion": "Latin algeo (“I am cold”)",
      "name": "cog"
    }
  ],
  "etymology_text": "Of obscure origin. Possibly related to the source of Latin algeo (“I am cold”), but this is \"morphologically unsatisfactory.\" However, compare allas (“perspiration, sweat”).",
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "{{{3}}}",
        "15": "",
        "16": "{{{pl2}}}",
        "17": "",
        "18": "{{{pl3}}}",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "",
        "6": "{{{2}}}",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "g": "n",
        "g2": "f",
        "g3": "",
        "head": "",
        "sort": ""
      },
      "expansion": "aillsiu n or f",
      "name": "head"
    },
    {
      "args": {
        "1": "n",
        "g2": "f"
      },
      "expansion": "aillsiu n or f",
      "name": "sga-noun"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Irish 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"
        }
      ],
      "examples": [
        {
          "text": "amal tuthle nó ailsin glosses cancer"
        }
      ],
      "glosses": [
        "sore, tumor, abscess, ulcer"
      ],
      "id": "en-aillsiu-sga-noun-JYU4Rc1X",
      "links": [
        [
          "sore",
          "sore"
        ],
        [
          "tumor",
          "tumor"
        ],
        [
          "abscess",
          "abscess"
        ],
        [
          "ulcer",
          "ulcer"
        ]
      ],
      "tags": [
        "feminine",
        "neuter"
      ]
    }
  ],
  "word": "aillsiu"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ga",
            "2": "ailse"
          },
          "expansion": "Irish: ailse",
          "name": "desc"
        }
      ],
      "text": "Irish: ailse"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gd",
            "2": "aillse"
          },
          "expansion": "Scottish Gaelic: aillse",
          "name": "desc"
        }
      ],
      "text": "Scottish Gaelic: aillse"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "algeo",
        "t": "I am cold"
      },
      "expansion": "Latin algeo (“I am cold”)",
      "name": "cog"
    }
  ],
  "etymology_text": "Of obscure origin. Possibly related to the source of Latin algeo (“I am cold”), but this is \"morphologically unsatisfactory.\" However, compare allas (“perspiration, sweat”).",
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "{{{3}}}",
        "15": "",
        "16": "{{{pl2}}}",
        "17": "",
        "18": "{{{pl3}}}",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "",
        "6": "{{{2}}}",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "g": "n",
        "g2": "f",
        "g3": "",
        "head": "",
        "sort": ""
      },
      "expansion": "aillsiu n or f",
      "name": "head"
    },
    {
      "args": {
        "1": "n",
        "g2": "f"
      },
      "expansion": "aillsiu n or f",
      "name": "sga-noun"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Old Irish entries with incorrect language header",
        "Old Irish feminine nouns",
        "Old Irish lemmas",
        "Old Irish neuter nouns",
        "Old Irish nouns",
        "Old Irish nouns with multiple genders",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "amal tuthle nó ailsin glosses cancer"
        }
      ],
      "glosses": [
        "sore, tumor, abscess, ulcer"
      ],
      "links": [
        [
          "sore",
          "sore"
        ],
        [
          "tumor",
          "tumor"
        ],
        [
          "abscess",
          "abscess"
        ],
        [
          "ulcer",
          "ulcer"
        ]
      ],
      "tags": [
        "feminine",
        "neuter"
      ]
    }
  ],
  "word": "aillsiu"
}