"ek" meaning in Tocharian B

{
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "ine-toc-pro",
        "3": "*ëk"
      },
      "expansion": "Proto-Tocharian *ëk",
      "name": "inh"
    },
    {
      "args": {
        "1": "txb",
        "2": "ine-pro",
        "3": "*h₃ókʷs"
      },
      "expansion": "Proto-Indo-European *h₃ókʷs",
      "name": "inh"
    },
    {
      "args": {
        "1": "ine-pro",
        "2": "*h₃okʷ-",
        "3": "",
        "4": "to see"
      },
      "expansion": "*h₃okʷ- (“to see”)",
      "name": "m"
    },
    {
      "args": {
        "1": "ine-pro",
        "2": "*-s"
      },
      "expansion": "*-s",
      "name": "m"
    },
    {
      "args": {
        "1": "xto",
        "2": "ak"
      },
      "expansion": "Tocharian A ak",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Tocharian *ëk, from Proto-Indo-European *h₃ókʷs, from *h₃okʷ- (“to see”) + the noun-forming ending *-s. Compare Tocharian A ak.",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "2": "noun",
        "g": "m",
        "head": ""
      },
      "expansion": "ek m",
      "name": "head"
    },
    {
      "args": {
        "1": "",
        "2": "m"
      },
      "expansion": "ek 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": "topical",
          "langcode": "txb",
          "name": "Anatomy",
          "orig": "txb:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "ekaṣṣe"
        },
        {
          "word": "eśneṣṣe"
        },
        {
          "word": "eśanetstse"
        }
      ],
      "examples": [
        {
          "english": "\"You had eyes and ears to see and hear good and evil.\"",
          "text": "Eśane klausane ṣeycer-me kartstse yolo lkātsi klyaussisa.",
          "type": "example"
        }
      ],
      "glosses": [
        "eye"
      ],
      "id": "en-ek-txb-noun-R8IVtfcO",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "eye",
          "eye"
        ]
      ],
      "raw_glosses": [
        "(anatomy) eye"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "ek"
}

{
  "derived": [
    {
      "word": "ekaṣṣe"
    },
    {
      "word": "eśneṣṣe"
    },
    {
      "word": "eśanetstse"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "txb",
        "2": "ine-toc-pro",
        "3": "*ëk"
      },
      "expansion": "Proto-Tocharian *ëk",
      "name": "inh"
    },
    {
      "args": {
        "1": "txb",
        "2": "ine-pro",
        "3": "*h₃ókʷs"
      },
      "expansion": "Proto-Indo-European *h₃ókʷs",
      "name": "inh"
    },
    {
      "args": {
        "1": "ine-pro",
        "2": "*h₃okʷ-",
        "3": "",
        "4": "to see"
      },
      "expansion": "*h₃okʷ- (“to see”)",
      "name": "m"
    },
    {
      "args": {
        "1": "ine-pro",
        "2": "*-s"
      },
      "expansion": "*-s",
      "name": "m"
    },
    {
      "args": {
        "1": "xto",
        "2": "ak"
      },
      "expansion": "Tocharian A ak",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Tocharian *ëk, from Proto-Indo-European *h₃ókʷs, from *h₃okʷ- (“to see”) + the noun-forming ending *-s. Compare Tocharian A ak.",
  "head_templates": [
    {
      "args": {
        "1": "txb",
        "2": "noun",
        "g": "m",
        "head": ""
      },
      "expansion": "ek m",
      "name": "head"
    },
    {
      "args": {
        "1": "",
        "2": "m"
      },
      "expansion": "ek m",
      "name": "txb-noun"
    }
  ],
  "lang": "Tocharian B",
  "lang_code": "txb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Tocharian B entries with incorrect language header",
        "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",
        "Tocharian B terms with usage examples",
        "txb:Anatomy"
      ],
      "examples": [
        {
          "english": "\"You had eyes and ears to see and hear good and evil.\"",
          "text": "Eśane klausane ṣeycer-me kartstse yolo lkātsi klyaussisa.",
          "type": "example"
        }
      ],
      "glosses": [
        "eye"
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "eye",
          "eye"
        ]
      ],
      "raw_glosses": [
        "(anatomy) eye"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "ek"
}