"-issi" meaning in All languages combined

{
  "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"
        }
      ],
      "glosses": [
        "used with a stem to form the first- and second-person singular imperfect subjunctive of regular -ire verbs"
      ],
      "id": "en--issi-it-suffix-~cvAmSoM",
      "links": [
        [
          "imperfect subjunctive",
          "imperfect subjunctive#English"
        ],
        [
          "-ire",
          "-ire#Italian"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-issi"
}

{
  "lang": "Italian",
  "lang_code": "it",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Italian entries with incorrect language header",
        "Italian non-lemma forms",
        "Italian suffix forms"
      ],
      "glosses": [
        "used with a stem to form the first- and second-person singular imperfect subjunctive of regular -ire verbs"
      ],
      "links": [
        [
          "imperfect subjunctive",
          "imperfect subjunctive#English"
        ],
        [
          "-ire",
          "-ire#Italian"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-issi"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: non-lemma form of noun-forming suffix",
  "path": [
    "-issi"
  ],
  "section": "Italian",
  "subsection": "suffix",
  "title": "-issi",
  "trace": ""
}