"cai" meaning in Portugais

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de verbes en portugais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Portugais",
      "orig": "portugais",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "você/ele/ela cai"
    }
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "form_of": [
        {
          "word": "cair"
        }
      ],
      "glosses": [
        "Troisième personne du singulier du présent de l’indicatif de cair."
      ],
      "id": "fr-cai-pt-verb-orW2yfjt"
    },
    {
      "glosses": [
        "Deuxième personne du singulier de l’impératif de cair."
      ],
      "id": "fr-cai-pt-verb-j1wkrGQq"
    }
  ],
  "sounds": [
    {
      "ipa": "\\kˈaj\\"
    },
    {
      "ipa": "\\kˈaj\\"
    },
    {
      "ipa": "[kaj]"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "cai"
}

{
  "categories": [
    "Formes de verbes en portugais",
    "portugais"
  ],
  "forms": [
    {
      "form": "você/ele/ela cai"
    }
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "form_of": [
        {
          "word": "cair"
        }
      ],
      "glosses": [
        "Troisième personne du singulier du présent de l’indicatif de cair."
      ]
    },
    {
      "glosses": [
        "Deuxième personne du singulier de l’impératif de cair."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\kˈaj\\"
    },
    {
      "ipa": "\\kˈaj\\"
    },
    {
      "ipa": "[kaj]"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "cai"
}