"-icai" meaning in Italian

{
  "forms": [
    {
      "form": "-icài",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "it",
        "2": "suffix form",
        "head": "-icài"
      },
      "expansion": "-icài",
      "name": "head"
    }
  ],
  "hyphenation": [
    "-i‧cài"
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "-icàre"
        }
      ],
      "glosses": [
        "first-person singular past historic of -icàre"
      ],
      "id": "en--icai-it-suffix-yniS5HuO",
      "links": [
        [
          "-icàre",
          "-icare#Italian"
        ]
      ],
      "tags": [
        "first-person",
        "form-of",
        "historic",
        "morpheme",
        "past",
        "singular"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/iˈkaj/"
    },
    {
      "rhymes": "-aj"
    }
  ],
  "word": "-icai"
}

{
  "forms": [
    {
      "form": "-icài",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "it",
        "2": "suffix form",
        "head": "-icài"
      },
      "expansion": "-icài",
      "name": "head"
    }
  ],
  "hyphenation": [
    "-i‧cài"
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Italian 2-syllable words",
        "Italian entries with incorrect language header",
        "Italian non-lemma forms",
        "Italian suffix forms",
        "Italian terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:Italian/aj",
        "Rhymes:Italian/aj/2 syllables"
      ],
      "form_of": [
        {
          "word": "-icàre"
        }
      ],
      "glosses": [
        "first-person singular past historic of -icàre"
      ],
      "links": [
        [
          "-icàre",
          "-icare#Italian"
        ]
      ],
      "tags": [
        "first-person",
        "form-of",
        "historic",
        "morpheme",
        "past",
        "singular"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/iˈkaj/"
    },
    {
      "rhymes": "-aj"
    }
  ],
  "word": "-icai"
}