"sad" meaning in Welsh

{
  "derived": [
    {
      "_dis1": "0 0",
      "english": "unstable, infirm",
      "translation": "unstable, infirm",
      "word": "ansad"
    },
    {
      "_dis1": "0 0",
      "english": "the rougher the stones the stronger the wall",
      "translation": "the rougher the stones the stronger the wall",
      "word": "sadia'r mur po garwa'r garreg"
    },
    {
      "_dis1": "0 0",
      "english": "firm",
      "translation": "firm",
      "word": "sadaidd"
    },
    {
      "_dis1": "0 0",
      "english": "to stabilise",
      "translation": "to stabilise",
      "word": "sadio"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "enm",
        "3": "sad",
        "4": "",
        "5": "firm, steady, serious"
      },
      "expansion": "Borrowed from Middle English sad (“firm, steady, serious”)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Middle English sad (“firm, steady, serious”).",
  "forms": [
    {
      "form": "sad",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "sad",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "saded",
      "tags": [
        "equative"
      ]
    },
    {
      "form": "sadach",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "sadaf",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ach"
      },
      "expansion": "sad (feminine singular sad, plural sad, equative saded, comparative sadach, superlative sadaf, not mutable)",
      "name": "cy-adj"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "firm, steady, stable"
      ],
      "id": "en-sad-cy-adj-nlnudKrE",
      "links": [
        [
          "firm",
          "firm"
        ],
        [
          "steady",
          "steady"
        ],
        [
          "stable",
          "stable"
        ]
      ],
      "synonyms": [
        {
          "word": "cadarn"
        },
        {
          "word": "diysgog"
        },
        {
          "word": "disyfl"
        },
        {
          "word": "sefydlog"
        },
        {
          "word": "solet"
        }
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "31 69",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "dependable, steadfast"
      ],
      "id": "en-sad-cy-adj-qS0cM4DT",
      "links": [
        [
          "dependable",
          "dependable"
        ],
        [
          "steadfast",
          "steadfast"
        ]
      ],
      "synonyms": [
        {
          "word": "dianwadal"
        },
        {
          "word": "dibynadwy"
        }
      ],
      "tags": [
        "not-mutable"
      ]
    }
  ],
  "word": "sad"
}

{
  "categories": [
    "Pages with 21 entries",
    "Pages with entries",
    "Welsh adjectives",
    "Welsh entries with incorrect language header",
    "Welsh lemmas",
    "Welsh non-mutable terms",
    "Welsh terms borrowed from Middle English",
    "Welsh terms derived from Middle English"
  ],
  "derived": [
    {
      "english": "unstable, infirm",
      "translation": "unstable, infirm",
      "word": "ansad"
    },
    {
      "english": "the rougher the stones the stronger the wall",
      "translation": "the rougher the stones the stronger the wall",
      "word": "sadia'r mur po garwa'r garreg"
    },
    {
      "english": "firm",
      "translation": "firm",
      "word": "sadaidd"
    },
    {
      "english": "to stabilise",
      "translation": "to stabilise",
      "word": "sadio"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "enm",
        "3": "sad",
        "4": "",
        "5": "firm, steady, serious"
      },
      "expansion": "Borrowed from Middle English sad (“firm, steady, serious”)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Middle English sad (“firm, steady, serious”).",
  "forms": [
    {
      "form": "sad",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "sad",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "saded",
      "tags": [
        "equative"
      ]
    },
    {
      "form": "sadach",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "sadaf",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ach"
      },
      "expansion": "sad (feminine singular sad, plural sad, equative saded, comparative sadach, superlative sadaf, not mutable)",
      "name": "cy-adj"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "firm, steady, stable"
      ],
      "links": [
        [
          "firm",
          "firm"
        ],
        [
          "steady",
          "steady"
        ],
        [
          "stable",
          "stable"
        ]
      ],
      "synonyms": [
        {
          "word": "cadarn"
        },
        {
          "word": "diysgog"
        },
        {
          "word": "disyfl"
        },
        {
          "word": "sefydlog"
        },
        {
          "word": "solet"
        }
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "glosses": [
        "dependable, steadfast"
      ],
      "links": [
        [
          "dependable",
          "dependable"
        ],
        [
          "steadfast",
          "steadfast"
        ]
      ],
      "synonyms": [
        {
          "word": "dianwadal"
        },
        {
          "word": "dibynadwy"
        }
      ],
      "tags": [
        "not-mutable"
      ]
    }
  ],
  "word": "sad"
}