"piar" meaning in Occitan

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en occitan issus d’un mot en grec ancien",
      "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": "Verbes transitifs 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"
    }
  ],
  "derived": [
    {
      "translation": "vin",
      "word": "piancha"
    },
    {
      "translation": "petit vin",
      "word": "pianchon"
    }
  ],
  "etymology_texts": [
    "Du grec ancien piein."
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "graphie normalisée",
    "1ᵉʳ groupe"
  ],
  "related": [
    {
      "word": "pialhar"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Boire."
      ],
      "id": "fr-piar-oc-verb-NvcA~hOt"
    }
  ],
  "sounds": [
    {
      "ipa": "\\pi.ˈa\\"
    }
  ],
  "tags": [
    "intransitive",
    "transitive"
  ],
  "word": "piar"
}

{
  "categories": [
    "Mots en occitan issus d’un mot en grec ancien",
    "Occitan en graphie normalisée",
    "Verbes du premier groupe en occitan",
    "Verbes en occitan",
    "Verbes intransitifs en occitan",
    "Verbes transitifs en occitan",
    "Wiktionnaire:Conjugaisons manquantes en occitan",
    "occitan"
  ],
  "derived": [
    {
      "translation": "vin",
      "word": "piancha"
    },
    {
      "translation": "petit vin",
      "word": "pianchon"
    }
  ],
  "etymology_texts": [
    "Du grec ancien piein."
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "graphie normalisée",
    "1ᵉʳ groupe"
  ],
  "related": [
    {
      "word": "pialhar"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Boire."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\pi.ˈa\\"
    }
  ],
  "tags": [
    "intransitive",
    "transitive"
  ],
  "word": "piar"
}