"crostar" meaning in Occitan

{
  "antonyms": [
    {
      "word": "descrostar"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Dénominaux en occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Occitan en graphie normalisée",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes du premier groupe en occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes en occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes intransitifs en occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Wiktionnaire:Conjugaisons manquantes en occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Occitan",
      "orig": "occitan",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Dénominal de crosta."
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "graphie normalisée",
    "1ᵉʳ groupe"
  ],
  "senses": [
    {
      "glosses": [
        "Faire croûte, former une croûte."
      ],
      "id": "fr-crostar-oc-verb-ZBFEj~Rg"
    }
  ],
  "sounds": [
    {
      "ipa": "\\kɾusˈta\\"
    }
  ],
  "tags": [
    "intransitive"
  ],
  "word": "crostar"
}

{
  "antonyms": [
    {
      "word": "descrostar"
    }
  ],
  "categories": [
    "Dénominaux en occitan",
    "Occitan en graphie normalisée",
    "Verbes du premier groupe en occitan",
    "Verbes en occitan",
    "Verbes intransitifs en occitan",
    "Wiktionnaire:Conjugaisons manquantes en occitan",
    "occitan"
  ],
  "etymology_texts": [
    "Dénominal de crosta."
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "graphie normalisée",
    "1ᵉʳ groupe"
  ],
  "senses": [
    {
      "glosses": [
        "Faire croûte, former une croûte."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\kɾusˈta\\"
    }
  ],
  "tags": [
    "intransitive"
  ],
  "word": "crostar"
}