"procer" meaning in Tocharian B

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "ine-toc-pro",
        "3": "*procer"
      },
      "expansion": "Proto-Tocharian *procer",
      "name": "inh"
    },
    {
      "args": {
        "1": "txb",
        "2": "ine-pro",
        "3": "*bʰréh₂tēr"
      },
      "expansion": "Proto-Indo-European *bʰréh₂tēr",
      "name": "inh"
    },
    {
      "args": {
        "1": "xto",
        "2": "pracar"
      },
      "expansion": "Tocharian A pracar",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Tocharian *procer, from Proto-Indo-European *bʰréh₂tēr. Compare Tocharian A pracar.",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "2": "noun",
        "g": "m",
        "head": ""
      },
      "expansion": "procer m",
      "name": "head"
    },
    {
      "args": {
        "1": "",
        "2": "m"
      },
      "expansion": "procer m",
      "name": "txb-noun"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Tocharian B entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tocharian B entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "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": "Male family members",
          "orig": "txb:Male family members",
          "parents": [
            "Family members",
            "Male people",
            "Family",
            "Male",
            "People",
            "Gender",
            "Human",
            "Biology",
            "Psychology",
            "Sociology",
            "All topics",
            "Sciences",
            "Social sciences",
            "Fundamental",
            "Society"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "brother"
      ],
      "id": "en-procer-txb-noun-C0vXfOxw",
      "links": [
        [
          "brother",
          "brother"
        ]
      ],
      "related": [
        {
          "word": "ṣer"
        },
        {
          "word": "pācer"
        },
        {
          "word": "mācer"
        },
        {
          "word": "soy"
        },
        {
          "word": "tkācer"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "procer"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "ine-toc-pro",
        "3": "*procer"
      },
      "expansion": "Proto-Tocharian *procer",
      "name": "inh"
    },
    {
      "args": {
        "1": "txb",
        "2": "ine-pro",
        "3": "*bʰréh₂tēr"
      },
      "expansion": "Proto-Indo-European *bʰréh₂tēr",
      "name": "inh"
    },
    {
      "args": {
        "1": "xto",
        "2": "pracar"
      },
      "expansion": "Tocharian A pracar",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Tocharian *procer, from Proto-Indo-European *bʰréh₂tēr. Compare Tocharian A pracar.",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "2": "noun",
        "g": "m",
        "head": ""
      },
      "expansion": "procer m",
      "name": "head"
    },
    {
      "args": {
        "1": "",
        "2": "m"
      },
      "expansion": "procer m",
      "name": "txb-noun"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "noun",
  "related": [
    {
      "word": "ṣer"
    },
    {
      "word": "pācer"
    },
    {
      "word": "mācer"
    },
    {
      "word": "soy"
    },
    {
      "word": "tkācer"
    }
  ],
  "senses": [
    {
      "categories": [
        "Tocharian B entries with incorrect language header",
        "Tocharian B entries with topic categories using raw markup",
        "Tocharian B lemmas",
        "Tocharian B masculine nouns",
        "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:Male family members"
      ],
      "glosses": [
        "brother"
      ],
      "links": [
        [
          "brother",
          "brother"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "procer"
}