"saddening" meaning in English

{
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      "expansion": "saddening",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
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      "form_of": [
        {
          "word": "sadden"
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      "glosses": [
        "present participle and gerund of sadden"
      ],
      "id": "en-saddening-en-verb-rJHIJguq",
      "links": [
        [
          "sadden",
          "sadden#English"
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        "form-of",
        "gerund",
        "participle",
        "present"
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  ],
  "word": "saddening"
}

{
  "forms": [
    {
      "form": "more saddening",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most saddening",
      "tags": [
        "superlative"
      ]
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      "args": {},
      "expansion": "saddening (comparative more saddening, superlative most saddening)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "derived": [
        {
          "word": "saddeningly"
        }
      ],
      "glosses": [
        "Causing feelings of sadness."
      ],
      "id": "en-saddening-en-adj-rpwsLPMW",
      "links": [
        [
          "sadness",
          "sadness"
        ]
      ],
      "synonyms": [
        {
          "word": "depressing"
        },
        {
          "word": "distressing"
        },
        {
          "word": "heartbreaking"
        },
        {
          "word": "somber"
        },
        {
          "word": "unpleasant"
        },
        {
          "word": "upsetting"
        }
      ]
    }
  ],
  "word": "saddening"
}

{
  "forms": [
    {
      "form": "saddenings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "saddening (plural saddenings)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The darkening of a colour during dyeing."
      ],
      "id": "en-saddening-en-noun-2n9Mkgrz"
    }
  ],
  "word": "saddening"
}

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  "head_templates": [
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      "expansion": "saddening",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "form_of": [
        {
          "word": "sadden"
        }
      ],
      "glosses": [
        "present participle and gerund of sadden"
      ],
      "links": [
        [
          "sadden",
          "sadden#English"
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      "tags": [
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  "word": "saddening"
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  ],
  "derived": [
    {
      "word": "saddeningly"
    }
  ],
  "forms": [
    {
      "form": "more saddening",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most saddening",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "saddening (comparative more saddening, superlative most saddening)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "Causing feelings of sadness."
      ],
      "links": [
        [
          "sadness",
          "sadness"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "depressing"
    },
    {
      "word": "distressing"
    },
    {
      "word": "heartbreaking"
    },
    {
      "word": "somber"
    },
    {
      "word": "unpleasant"
    },
    {
      "word": "upsetting"
    }
  ],
  "word": "saddening"
}

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    "English nouns",
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  "forms": [
    {
      "form": "saddenings",
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        "plural"
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  ],
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      "expansion": "saddening (plural saddenings)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The darkening of a colour during dyeing."
      ]
    }
  ],
  "word": "saddening"
}