"imma" meaning in Maltese

{
  "etymology_templates": [
    {
      "args": {
        "1": "mt",
        "2": "ar",
        "3": "أَمَّا",
        "t": "as for, as regards, but"
      },
      "expansion": "Arabic أَمَّا (ʔammā, “as for, as regards, but”)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Arabic أَمَّا (ʔammā, “as for, as regards, but”).",
  "head_templates": [
    {
      "args": {},
      "expansion": "imma",
      "name": "mt-conjunction"
    }
  ],
  "lang": "Maltese",
  "lang_code": "mt",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Maltese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "but"
      ],
      "id": "en-imma-mt-conj-zcKZN4hx",
      "links": [
        [
          "but",
          "but"
        ]
      ],
      "synonyms": [
        {
          "word": "iżda"
        },
        {
          "tags": [
            "colloquial"
          ],
          "word": "però"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɪm.ma/"
    }
  ],
  "word": "imma"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "mt",
        "2": "ar",
        "3": "أَمَّا",
        "t": "as for, as regards, but"
      },
      "expansion": "Arabic أَمَّا (ʔammā, “as for, as regards, but”)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Arabic أَمَّا (ʔammā, “as for, as regards, but”).",
  "head_templates": [
    {
      "args": {},
      "expansion": "imma",
      "name": "mt-conjunction"
    }
  ],
  "lang": "Maltese",
  "lang_code": "mt",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        "Maltese 2-syllable words",
        "Maltese conjunctions",
        "Maltese entries with incorrect language header",
        "Maltese lemmas",
        "Maltese terms derived from Arabic",
        "Maltese terms inherited from Arabic",
        "Maltese terms with IPA pronunciation"
      ],
      "glosses": [
        "but"
      ],
      "links": [
        [
          "but",
          "but"
        ]
      ],
      "synonyms": [
        {
          "word": "iżda"
        },
        {
          "tags": [
            "colloquial"
          ],
          "word": "però"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɪm.ma/"
    }
  ],
  "word": "imma"
}