"מרירות" meaning in Hebrew

{
  "forms": [
    {
      "form": "מְרִירוּת",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "merirut",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "f",
        "tr": "merirut",
        "wv": "מְרִירוּת"
      },
      "expansion": "מְרִירוּת • (merirut) f",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Hebrew entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "bitterness"
      ],
      "id": "en-מרירות-he-noun-83BZozZA",
      "links": [
        [
          "bitterness",
          "bitterness"
        ]
      ]
    }
  ],
  "word": "מרירות"
}

{
  "forms": [
    {
      "form": "מְרִירוּת",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "merirut",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "f",
        "tr": "merirut",
        "wv": "מְרִירוּת"
      },
      "expansion": "מְרִירוּת • (merirut) f",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Hebrew entries with incorrect language header",
        "Hebrew feminine nouns",
        "Hebrew lemmas",
        "Hebrew noun entries missing plural construct forms",
        "Hebrew noun entries missing plural forms",
        "Hebrew noun entries missing singular construct forms",
        "Hebrew nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "bitterness"
      ],
      "links": [
        [
          "bitterness",
          "bitterness"
        ]
      ]
    }
  ],
  "word": "מרירות"
}