"ęsi" meaning in Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl"
      },
      "expansion": "Onomatopoeic",
      "name": "onom"
    }
  ],
  "etymology_text": "Onomatopoeic.",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "interjection"
      },
      "expansion": "ęsi",
      "name": "head"
    }
  ],
  "hyphenation": [
    "ę‧si"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish onomatopoeias",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a child's scream indicating a natural need, wah"
      ],
      "id": "en-ęsi-pl-intj-5LV~Wdto",
      "links": [
        [
          "childish",
          "childish"
        ],
        [
          "wah",
          "wah#English"
        ]
      ],
      "raw_glosses": [
        "(childish) a child's scream indicating a natural need, wah"
      ],
      "tags": [
        "childish"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɛɲ.ɕi/"
    },
    {
      "rhymes": "-ɛɲɕi"
    }
  ],
  "word": "ęsi"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl"
      },
      "expansion": "Onomatopoeic",
      "name": "onom"
    }
  ],
  "etymology_text": "Onomatopoeic.",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "interjection"
      },
      "expansion": "ęsi",
      "name": "head"
    }
  ],
  "hyphenation": [
    "ę‧si"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Polish 2-syllable words",
        "Polish childish terms",
        "Polish entries with incorrect language header",
        "Polish interjections",
        "Polish lemmas",
        "Polish onomatopoeias",
        "Polish terms with IPA pronunciation",
        "Polish terms with audio links",
        "Rhymes:Polish/ɛɲɕi",
        "Rhymes:Polish/ɛɲɕi/2 syllables"
      ],
      "glosses": [
        "a child's scream indicating a natural need, wah"
      ],
      "links": [
        [
          "childish",
          "childish"
        ],
        [
          "wah",
          "wah#English"
        ]
      ],
      "raw_glosses": [
        "(childish) a child's scream indicating a natural need, wah"
      ],
      "tags": [
        "childish"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɛɲ.ɕi/"
    },
    {
      "rhymes": "-ɛɲɕi"
    }
  ],
  "word": "ęsi"
}