"gaa-" meaning in Ojibwe

{
  "head_templates": [
    {
      "args": {
        "1": "oj",
        "2": "preverb forms",
        "cat2": "tense/mode preverbs",
        "cat3": "changed conjunct forms"
      },
      "expansion": "gaa-",
      "name": "head"
    }
  ],
  "lang": "Ojibwe",
  "lang_code": "oj",
  "pos": "preverb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ojibwe entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ojibwe tense/mode preverbs",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "The old lady really was industrious and made sleeping platforms.",
          "text": "Miish miinawaa azhigwa gii-wenda-ginzhizhawizid a'aw mindimooyenh, miinawaa azhigwa gaa-izhi-desa'oniked.",
          "type": "example"
        }
      ],
      "glosses": [
        "changed conjunct form of gii-"
      ],
      "id": "en-gaa--oj-preverb-~5UmJt2Y",
      "links": [
        [
          "gii-",
          "gii-#Ojibwe"
        ]
      ]
    }
  ],
  "word": "gaa-"
}

{
  "head_templates": [
    {
      "args": {
        "1": "oj",
        "2": "preverb forms",
        "cat2": "tense/mode preverbs",
        "cat3": "changed conjunct forms"
      },
      "expansion": "gaa-",
      "name": "head"
    }
  ],
  "lang": "Ojibwe",
  "lang_code": "oj",
  "pos": "preverb",
  "senses": [
    {
      "categories": [
        "Ojibwe changed conjunct forms",
        "Ojibwe entries with incorrect language header",
        "Ojibwe non-lemma forms",
        "Ojibwe preverb forms",
        "Ojibwe tense/mode preverbs",
        "Ojibwe terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "The old lady really was industrious and made sleeping platforms.",
          "text": "Miish miinawaa azhigwa gii-wenda-ginzhizhawizid a'aw mindimooyenh, miinawaa azhigwa gaa-izhi-desa'oniked.",
          "type": "example"
        }
      ],
      "glosses": [
        "changed conjunct form of gii-"
      ],
      "links": [
        [
          "gii-",
          "gii-#Ojibwe"
        ]
      ]
    }
  ],
  "word": "gaa-"
}