"cenai" meaning in Lettone

{
  "categories": [
    {
      "kind": "other",
      "name": "Forme flesse sostantivali in lettone",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Lettone",
  "lang_code": "lv",
  "pos": "noun",
  "pos_title": "Sostantivo, forma flessa",
  "senses": [
    {
      "form_of": [
        {
          "word": "cena"
        }
      ],
      "glosses": [
        "dativo di cena"
      ],
      "id": "it-cenai-lv-noun-QQKMjbNZ"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "cenai"
}

{
  "categories": [
    "Forme flesse sostantivali in lettone"
  ],
  "lang": "Lettone",
  "lang_code": "lv",
  "pos": "noun",
  "pos_title": "Sostantivo, forma flessa",
  "senses": [
    {
      "form_of": [
        {
          "word": "cena"
        }
      ],
      "glosses": [
        "dativo di cena"
      ]
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "cenai"
}