"vara i sitt esse" meaning in Swedish

{
  "etymology_templates": [
    {
      "args": {
        "1": "sv",
        "2": "de",
        "3": "in seinem Esse sein",
        "nocap": "1"
      },
      "expansion": "partial calque of German in seinem Esse sein",
      "name": "pcal"
    },
    {
      "args": {
        "1": "de",
        "2": "Esse"
      },
      "expansion": "German Esse",
      "name": "m+"
    },
    {
      "args": {
        "1": "sv",
        "2": "la",
        "3": "esse"
      },
      "expansion": "Latin esse",
      "name": "bor"
    }
  ],
  "etymology_text": "Literally, \"to be in one's esse (only used in this expression),\" a partial calque of German in seinem Esse sein, from German Esse (perhaps in the sense of \"inner nature\" – compare väsen), from Latin esse.",
  "forms": [
    {
      "form": "är i sitt esse",
      "tags": [
        "present"
      ]
    },
    {
      "form": "var i sitt esse",
      "tags": [
        "preterite"
      ]
    },
    {
      "form": "varit i sitt esse",
      "tags": [
        "supine"
      ]
    },
    {
      "form": "var i sitt esse",
      "tags": [
        "imperative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "10": "var i sitt esse",
        "2": "verb",
        "3": "present",
        "4": "är i sitt esse",
        "5": "preterite",
        "6": "var i sitt esse",
        "7": "supine",
        "8": "varit i sitt esse",
        "9": "imperative",
        "head": "vara i sitt esse"
      },
      "expansion": "vara i sitt esse (present är i sitt esse, preterite var i sitt esse, supine varit i sitt esse, imperative var i sitt esse)",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Swedish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Swedish phrasal verbs formed with \"i sitt esse\"",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Nisse loves cooking and is at his happy best at the grill at barbecues",
          "text": "Nisse älskar att laga mat och är i sitt esse vid grillen på grillfester",
          "type": "example"
        }
      ],
      "glosses": [
        "to be in the kind of situation where one enjoys oneself and performs at one's best; to be at one's best, to be in one's element"
      ],
      "id": "en-vara_i_sitt_esse-sv-verb-Vf~jNMvK",
      "links": [
        [
          "at one's best",
          "at one's best"
        ],
        [
          "in one's element",
          "in one's element"
        ]
      ]
    }
  ],
  "word": "vara i sitt esse"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "sv",
        "2": "de",
        "3": "in seinem Esse sein",
        "nocap": "1"
      },
      "expansion": "partial calque of German in seinem Esse sein",
      "name": "pcal"
    },
    {
      "args": {
        "1": "de",
        "2": "Esse"
      },
      "expansion": "German Esse",
      "name": "m+"
    },
    {
      "args": {
        "1": "sv",
        "2": "la",
        "3": "esse"
      },
      "expansion": "Latin esse",
      "name": "bor"
    }
  ],
  "etymology_text": "Literally, \"to be in one's esse (only used in this expression),\" a partial calque of German in seinem Esse sein, from German Esse (perhaps in the sense of \"inner nature\" – compare väsen), from Latin esse.",
  "forms": [
    {
      "form": "är i sitt esse",
      "tags": [
        "present"
      ]
    },
    {
      "form": "var i sitt esse",
      "tags": [
        "preterite"
      ]
    },
    {
      "form": "varit i sitt esse",
      "tags": [
        "supine"
      ]
    },
    {
      "form": "var i sitt esse",
      "tags": [
        "imperative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "10": "var i sitt esse",
        "2": "verb",
        "3": "present",
        "4": "är i sitt esse",
        "5": "preterite",
        "6": "var i sitt esse",
        "7": "supine",
        "8": "varit i sitt esse",
        "9": "imperative",
        "head": "vara i sitt esse"
      },
      "expansion": "vara i sitt esse (present är i sitt esse, preterite var i sitt esse, supine varit i sitt esse, imperative var i sitt esse)",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Swedish entries with incorrect language header",
        "Swedish lemmas",
        "Swedish multiword terms",
        "Swedish phrasal verbs",
        "Swedish phrasal verbs formed with \"i sitt esse\"",
        "Swedish terms borrowed from Latin",
        "Swedish terms derived from German",
        "Swedish terms derived from Latin",
        "Swedish terms partially calqued from German",
        "Swedish terms with redundant head parameter",
        "Swedish terms with usage examples",
        "Swedish verbs"
      ],
      "examples": [
        {
          "english": "Nisse loves cooking and is at his happy best at the grill at barbecues",
          "text": "Nisse älskar att laga mat och är i sitt esse vid grillen på grillfester",
          "type": "example"
        }
      ],
      "glosses": [
        "to be in the kind of situation where one enjoys oneself and performs at one's best; to be at one's best, to be in one's element"
      ],
      "links": [
        [
          "at one's best",
          "at one's best"
        ],
        [
          "in one's element",
          "in one's element"
        ]
      ]
    }
  ],
  "word": "vara i sitt esse"
}