"Aigar" meaning in Estonian

{
  "etymology_templates": [
    {
      "args": {
        "1": "lv",
        "2": "Aigars"
      },
      "expansion": "Latvian Aigars",
      "name": "cog"
    }
  ],
  "etymology_text": "First recorded in early 20th century. Cognate with Latvian Aigars. Uncertain origin. Julius Mägiste (1936) suggests Finnish origin, but the name is unknown in Finland. Compare however dialectal Karelian aiga (“time”); the corresponding Northern Sami word is an element in ancient personal names such as Áigesárri.",
  "head_templates": [
    {
      "args": {
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        "2": "proper noun"
      },
      "expansion": "Aigar",
      "name": "head"
    }
  ],
  "lang": "Estonian",
  "lang_code": "et",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Estonian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Estonian given names",
          "parents": [
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
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          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Estonian male given names",
          "parents": [
            "Male given names",
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
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          "source": "w"
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        },
        {
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          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a male given name"
      ],
      "id": "en-Aigar-et-name-h8YdwBAs",
      "links": [
        [
          "given name",
          "given name"
        ]
      ]
    }
  ],
  "word": "Aigar"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "lv",
        "2": "Aigars"
      },
      "expansion": "Latvian Aigars",
      "name": "cog"
    }
  ],
  "etymology_text": "First recorded in early 20th century. Cognate with Latvian Aigars. Uncertain origin. Julius Mägiste (1936) suggests Finnish origin, but the name is unknown in Finland. Compare however dialectal Karelian aiga (“time”); the corresponding Northern Sami word is an element in ancient personal names such as Áigesárri.",
  "head_templates": [
    {
      "args": {
        "1": "et",
        "2": "proper noun"
      },
      "expansion": "Aigar",
      "name": "head"
    }
  ],
  "lang": "Estonian",
  "lang_code": "et",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Estonian entries with incorrect language header",
        "Estonian given names",
        "Estonian lemmas",
        "Estonian male given names",
        "Estonian proper nouns",
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        "Pages with entries"
      ],
      "glosses": [
        "a male given name"
      ],
      "links": [
        [
          "given name",
          "given name"
        ]
      ]
    }
  ],
  "word": "Aigar"
}