"mācer" meaning in Tocharian B

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "ine-toc-pro",
        "3": "*mācer"
      },
      "expansion": "Proto-Tocharian *mācer",
      "name": "inh"
    },
    {
      "args": {
        "1": "txb",
        "2": "ine-pro",
        "3": "*méh₂tēr"
      },
      "expansion": "Proto-Indo-European *méh₂tēr",
      "name": "inh"
    },
    {
      "args": {
        "1": "xto",
        "2": "mācar"
      },
      "expansion": "Tocharian A mācar",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Tocharian *mācer, from Proto-Indo-European *méh₂tēr. Compare Tocharian A mācar.",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "10": "",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "g": "f",
        "head": ""
      },
      "expansion": "mācer f",
      "name": "head"
    },
    {
      "args": {
        "1": "",
        "2": "f"
      },
      "expansion": "mācer f",
      "name": "txb-noun"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tocharian B entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "txb",
          "name": "Family",
          "orig": "txb:Family",
          "parents": [
            "People",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "txb",
          "name": "Female family members",
          "orig": "txb:Female family members",
          "parents": [
            "Family members",
            "Female people",
            "Family",
            "Female",
            "People",
            "Gender",
            "Human",
            "Biology",
            "Psychology",
            "Sociology",
            "All topics",
            "Sciences",
            "Social sciences",
            "Fundamental",
            "Society"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "txb",
          "name": "Parents",
          "orig": "txb:Parents",
          "parents": [
            "Family members",
            "Family",
            "People",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "mother"
      ],
      "id": "en-mācer-txb-noun-zwYi7ypm",
      "links": [
        [
          "mother",
          "mother"
        ]
      ],
      "related": [
        {
          "word": "pācer"
        },
        {
          "word": "tkācer"
        },
        {
          "word": "soy"
        },
        {
          "word": "ṣer"
        },
        {
          "word": "procer"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "mācer"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "ine-toc-pro",
        "3": "*mācer"
      },
      "expansion": "Proto-Tocharian *mācer",
      "name": "inh"
    },
    {
      "args": {
        "1": "txb",
        "2": "ine-pro",
        "3": "*méh₂tēr"
      },
      "expansion": "Proto-Indo-European *méh₂tēr",
      "name": "inh"
    },
    {
      "args": {
        "1": "xto",
        "2": "mācar"
      },
      "expansion": "Tocharian A mācar",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Tocharian *mācer, from Proto-Indo-European *méh₂tēr. Compare Tocharian A mācar.",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "10": "",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "g": "f",
        "head": ""
      },
      "expansion": "mācer f",
      "name": "head"
    },
    {
      "args": {
        "1": "",
        "2": "f"
      },
      "expansion": "mācer f",
      "name": "txb-noun"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "noun",
  "related": [
    {
      "word": "pācer"
    },
    {
      "word": "tkācer"
    },
    {
      "word": "soy"
    },
    {
      "word": "ṣer"
    },
    {
      "word": "procer"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Tocharian B entries with incorrect language header",
        "Tocharian B feminine nouns",
        "Tocharian B lemmas",
        "Tocharian B nouns",
        "Tocharian B terms derived from Proto-Indo-European",
        "Tocharian B terms derived from Proto-Tocharian",
        "Tocharian B terms inherited from Proto-Indo-European",
        "Tocharian B terms inherited from Proto-Tocharian",
        "txb:Family",
        "txb:Female family members",
        "txb:Parents"
      ],
      "glosses": [
        "mother"
      ],
      "links": [
        [
          "mother",
          "mother"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "mācer"
}