"underthink" meaning in English

{
  "antonyms": [
    {
      "word": "overthink"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "under",
        "3": "think"
      },
      "expansion": "under- + think",
      "name": "prefix"
    }
  ],
  "etymology_text": "From under- + think.",
  "forms": [
    {
      "form": "underthinks",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "underthinking",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "underthought",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "underthought",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "underthinks",
        "2": "underthinking",
        "3": "underthought"
      },
      "expansion": "underthink (third-person singular simple present underthinks, present participle underthinking, simple past and past participle underthought)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with under-",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "underthinker"
        }
      ],
      "examples": [
        {
          "ref": "2007, Brian Haig, Man in the Middle",
          "text": "There was a new one; usually, I underthink these things.",
          "type": "quotation"
        },
        {
          "ref": "2008, Jeffrey Kluger, Simplexity",
          "text": "This gives us plenty of opportunity to overthink — or underthink — the problem, and this is where we really start to bollix things up.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To give insufficient thought or consideration to; fail to consider adequately."
      ],
      "id": "en-underthink-en-verb-KHgrCIwj",
      "links": [
        [
          "give",
          "give"
        ],
        [
          "thought",
          "thought"
        ],
        [
          "consideration",
          "consideration"
        ],
        [
          "fail",
          "fail"
        ],
        [
          "consider",
          "consider"
        ]
      ]
    }
  ],
  "word": "underthink"
}

{
  "antonyms": [
    {
      "word": "overthink"
    }
  ],
  "derived": [
    {
      "word": "underthinker"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "under",
        "3": "think"
      },
      "expansion": "under- + think",
      "name": "prefix"
    }
  ],
  "etymology_text": "From under- + think.",
  "forms": [
    {
      "form": "underthinks",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "underthinking",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "underthought",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "underthought",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "underthinks",
        "2": "underthinking",
        "3": "underthought"
      },
      "expansion": "underthink (third-person singular simple present underthinks, present participle underthinking, simple past and past participle underthought)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with under-",
        "English terms with quotations",
        "English verbs",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2007, Brian Haig, Man in the Middle",
          "text": "There was a new one; usually, I underthink these things.",
          "type": "quotation"
        },
        {
          "ref": "2008, Jeffrey Kluger, Simplexity",
          "text": "This gives us plenty of opportunity to overthink — or underthink — the problem, and this is where we really start to bollix things up.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To give insufficient thought or consideration to; fail to consider adequately."
      ],
      "links": [
        [
          "give",
          "give"
        ],
        [
          "thought",
          "thought"
        ],
        [
          "consideration",
          "consideration"
        ],
        [
          "fail",
          "fail"
        ],
        [
          "consider",
          "consider"
        ]
      ]
    }
  ],
  "word": "underthink"
}