"śliski" meaning in Polonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adjectifs en polonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en polonais issus d’un mot en vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Polonais",
      "orig": "polonais",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "śliskość"
    }
  ],
  "etymology_texts": [
    "Du vieux slave slizъkъ qui donne slizký en tchèque, склизкий, sklizkyi en russe, apparenté à ślizgać się (« glisser »)."
  ],
  "lang": "Polonais",
  "lang_code": "pl",
  "pos": "adj",
  "pos_title": "Adjectif",
  "related": [
    {
      "translation": "patinoire",
      "word": "ślizgawka"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en polonais",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Glissant."
      ],
      "id": "fr-śliski-pl-adj-BTjH-Z6m"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɕlʲisʲci\\"
    }
  ],
  "word": "śliski"
}

{
  "categories": [
    "Adjectifs en polonais",
    "Mots en polonais issus d’un mot en vieux slave",
    "polonais"
  ],
  "derived": [
    {
      "word": "śliskość"
    }
  ],
  "etymology_texts": [
    "Du vieux slave slizъkъ qui donne slizký en tchèque, склизкий, sklizkyi en russe, apparenté à ślizgać się (« glisser »)."
  ],
  "lang": "Polonais",
  "lang_code": "pl",
  "pos": "adj",
  "pos_title": "Adjectif",
  "related": [
    {
      "translation": "patinoire",
      "word": "ślizgawka"
    }
  ],
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en polonais"
      ],
      "glosses": [
        "Glissant."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɕlʲisʲci\\"
    }
  ],
  "word": "śliski"
}