"než" meaning in Чешский

{
  "categories": [
    {
      "kind": "other",
      "name": "Чешские союзы",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": "От ??",
  "lang": "Чешский",
  "lang_code": "cs",
  "pos": "conj",
  "senses": [
    {
      "glosses": [
        "чем"
      ],
      "id": "ru-než-cs-conj-wnIyOzyd"
    }
  ],
  "synonyms": [
    {
      "sense_index": 1,
      "word": "nežli"
    }
  ],
  "word": "než"
}

{
  "categories": [
    "Чешские союзы"
  ],
  "etymology_text": "От ??",
  "lang": "Чешский",
  "lang_code": "cs",
  "pos": "conj",
  "senses": [
    {
      "glosses": [
        "чем"
      ]
    }
  ],
  "synonyms": [
    {
      "sense_index": 1,
      "word": "nežli"
    }
  ],
  "word": "než"
}