"tooʼ" meaning in Navajo

{
  "etymology_text": "From tó (“water”) + -iiʼ (“inside of it”).",
  "head_templates": [
    {
      "args": {
        "1": "nv",
        "2": "adverb",
        "head": "tooʼ"
      },
      "expansion": "tooʼ",
      "name": "head"
    }
  ],
  "lang": "Navajo",
  "lang_code": "nv",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Navajo entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "inside the water, underwater"
      ],
      "id": "en-tooʼ-nv-adv-S8CUxI02",
      "links": [
        [
          "water",
          "water"
        ],
        [
          "underwater",
          "underwater"
        ]
      ],
      "related": [
        {
          "word": "taaʼ"
        },
        {
          "word": "táyiʼ"
        }
      ]
    }
  ],
  "word": "tooʼ"
}

{
  "etymology_text": "From tó (“water”) + -iiʼ (“inside of it”).",
  "head_templates": [
    {
      "args": {
        "1": "nv",
        "2": "adverb",
        "head": "tooʼ"
      },
      "expansion": "tooʼ",
      "name": "head"
    }
  ],
  "lang": "Navajo",
  "lang_code": "nv",
  "pos": "adv",
  "related": [
    {
      "word": "taaʼ"
    },
    {
      "word": "táyiʼ"
    }
  ],
  "senses": [
    {
      "categories": [
        "Navajo adverbs",
        "Navajo entries with incorrect language header",
        "Navajo lemmas",
        "Navajo terms with redundant head parameter"
      ],
      "glosses": [
        "inside the water, underwater"
      ],
      "links": [
        [
          "water",
          "water"
        ],
        [
          "underwater",
          "underwater"
        ]
      ]
    }
  ],
  "word": "tooʼ"
}