"unsuitable" meaning in English

{
  "antonyms": [
    {
      "word": "suitable"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Λέξεις με πρόθημα un- (αγγλικά)",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": ": unsuitable < un- + suitable",
  "forms": [
    {
      "form": "unsuitable"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "soil unsuitable for growing fruit trees - έδαφος ακατάλληλο για την καλλιέργεια οπωροφόρων"
        },
        {
          "text": "The building was deemed unsuitable for a school.",
          "translation": "Το κτίριο κρίθηκε ακατάλληλο για σχολείο."
        },
        {
          "text": "This book is unsuitable for small children because it is hard to understand.",
          "translation": "Το βιβλίο αυτό είναι ακατάλληλο για μικρά παιδιά γιατί είναι δυσνόητο."
        }
      ],
      "glosses": [
        "ακατάλληλος"
      ],
      "id": "el-unsuitable-en-adj-0cQX5tX2"
    }
  ],
  "synonyms": [
    {
      "word": "bad"
    },
    {
      "word": "improper"
    },
    {
      "word": "inappropriate"
    },
    {
      "word": "inapt"
    },
    {
      "word": "inopportune"
    },
    {
      "word": "poor"
    },
    {
      "word": "unfit"
    },
    {
      "word": "unseemly"
    }
  ],
  "word": "unsuitable"
}

{
  "antonyms": [
    {
      "word": "suitable"
    }
  ],
  "categories": [
    "Λέξεις με πρόθημα un- (αγγλικά)"
  ],
  "etymology_text": ": unsuitable < un- + suitable",
  "forms": [
    {
      "form": "unsuitable"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "soil unsuitable for growing fruit trees - έδαφος ακατάλληλο για την καλλιέργεια οπωροφόρων"
        },
        {
          "text": "The building was deemed unsuitable for a school.",
          "translation": "Το κτίριο κρίθηκε ακατάλληλο για σχολείο."
        },
        {
          "text": "This book is unsuitable for small children because it is hard to understand.",
          "translation": "Το βιβλίο αυτό είναι ακατάλληλο για μικρά παιδιά γιατί είναι δυσνόητο."
        }
      ],
      "glosses": [
        "ακατάλληλος"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "bad"
    },
    {
      "word": "improper"
    },
    {
      "word": "inappropriate"
    },
    {
      "word": "inapt"
    },
    {
      "word": "inopportune"
    },
    {
      "word": "poor"
    },
    {
      "word": "unfit"
    },
    {
      "word": "unseemly"
    }
  ],
  "word": "unsuitable"
}