"そうご" meaning in Japanese

{
  "forms": [
    {
      "form": "sōgo",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "そうごな",
      "roman": "sōgo na na",
      "tags": [
        "adnominal"
      ]
    },
    {
      "form": "そうごに",
      "roman": "sōgo ni ni",
      "tags": [
        "adverbial"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "infl": "na"
      },
      "expansion": "そうご • (sōgo) -na (adnominal そうごな (sōgo na na), adverbial そうごに (sōgo ni ni))",
      "name": "ja-adj"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "相互: mutual, reciprocal"
      ],
      "id": "en-そうご-ja-adj-C3DPGQxJ",
      "links": [
        [
          "相互",
          "相互#Japanese"
        ],
        [
          "mutual",
          "mutual"
        ],
        [
          "reciprocal",
          "reciprocal"
        ]
      ]
    }
  ],
  "word": "そうご"
}

{
  "forms": [
    {
      "form": "sōgo",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "そうごな",
      "roman": "sōgo na na",
      "tags": [
        "adnominal"
      ]
    },
    {
      "form": "そうごに",
      "roman": "sōgo ni ni",
      "tags": [
        "adverbial"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "infl": "na"
      },
      "expansion": "そうご • (sōgo) -na (adnominal そうごな (sōgo na na), adverbial そうごに (sōgo ni ni))",
      "name": "ja-adj"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Japanese adjectives",
        "Japanese entries with incorrect language header",
        "Japanese hiragana",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese terms with redundant sortkeys",
        "Japanese な-na adjectives"
      ],
      "glosses": [
        "相互: mutual, reciprocal"
      ],
      "links": [
        [
          "相互",
          "相互#Japanese"
        ],
        [
          "mutual",
          "mutual"
        ],
        [
          "reciprocal",
          "reciprocal"
        ]
      ]
    }
  ],
  "word": "そうご"
}