"grincas" meaning in Espéranto

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de verbes en espéranto",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Espéranto",
      "orig": "espéranto",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "Présent de l’indicatif"
    }
  ],
  "lang": "Espéranto",
  "lang_code": "eo",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Formes de verbes intransitifs en espéranto",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Formes de verbes à pages standardisées en espéranto",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Présent du verbe grinci (intransitif)."
      ],
      "id": "fr-grincas-eo-verb-74s0r06u"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈɡrin.t͡sas\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "grincas"
}

{
  "categories": [
    "Formes de verbes en espéranto",
    "espéranto"
  ],
  "forms": [
    {
      "form": "Présent de l’indicatif"
    }
  ],
  "lang": "Espéranto",
  "lang_code": "eo",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        "Formes de verbes intransitifs en espéranto",
        "Formes de verbes à pages standardisées en espéranto",
        "eo-compteurs conjugaison présent -as"
      ],
      "glosses": [
        "Présent du verbe grinci (intransitif)."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈɡrin.t͡sas\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "grincas"
}