"threatful" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "threat",
        "3": "ful",
        "pos": "adjective"
      },
      "expansion": "threat + -ful",
      "name": "suffix"
    }
  ],
  "etymology_text": "From threat + -ful.",
  "forms": [
    {
      "form": "more threatful",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most threatful",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "threatful (comparative more threatful, superlative most threatful)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English adjectives suffixed with -ful",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "threatfully"
        },
        {
          "word": "threatfulness"
        }
      ],
      "glosses": [
        "Threatening."
      ],
      "id": "en-threatful-en-adj-sTNGJ3Rh",
      "links": [
        [
          "Threatening",
          "threatening"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈθɹɛtfəl/",
      "tags": [
        "Received-Pronunciation"
      ]
    }
  ],
  "word": "threatful"
}

{
  "derived": [
    {
      "word": "threatfully"
    },
    {
      "word": "threatfulness"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "threat",
        "3": "ful",
        "pos": "adjective"
      },
      "expansion": "threat + -ful",
      "name": "suffix"
    }
  ],
  "etymology_text": "From threat + -ful.",
  "forms": [
    {
      "form": "more threatful",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most threatful",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "threatful (comparative more threatful, superlative most threatful)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English adjectives",
        "English adjectives suffixed with -ful",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms with IPA pronunciation"
      ],
      "glosses": [
        "Threatening."
      ],
      "links": [
        [
          "Threatening",
          "threatening"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈθɹɛtfəl/",
      "tags": [
        "Received-Pronunciation"
      ]
    }
  ],
  "word": "threatful"
}