"-i" meaning in Norman

{
  "etymology_templates": [
    {
      "args": {
        "1": "nrf",
        "2": "la",
        "3": "-īre"
      },
      "expansion": "Latin -īre",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin -īre, the ending of the present active infinitive form of fourth conjugation verbs.",
  "head_templates": [
    {
      "args": {
        "1": "nrf",
        "2": "suffix"
      },
      "expansion": "-i",
      "name": "head"
    }
  ],
  "lang": "Norman",
  "lang_code": "nrm",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Jersey Norman",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Norman entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 51 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A suffix forming infinitives of many verbs."
      ],
      "id": "en--i-nrm-suffix-NClV5Ea9",
      "raw_glosses": [
        "(Jersey) A suffix forming infinitives of many verbs."
      ],
      "tags": [
        "Jersey",
        "morpheme"
      ]
    }
  ],
  "word": "-i"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nrf",
        "2": "la",
        "3": "-īre"
      },
      "expansion": "Latin -īre",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin -īre, the ending of the present active infinitive form of fourth conjugation verbs.",
  "head_templates": [
    {
      "args": {
        "1": "nrf",
        "2": "suffix"
      },
      "expansion": "-i",
      "name": "head"
    }
  ],
  "lang": "Norman",
  "lang_code": "nrm",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Jersey Norman",
        "Norman entries with incorrect language header",
        "Norman lemmas",
        "Norman suffixes",
        "Norman terms derived from Latin",
        "Pages using catfix",
        "Pages with 51 entries",
        "Pages with entries"
      ],
      "glosses": [
        "A suffix forming infinitives of many verbs."
      ],
      "raw_glosses": [
        "(Jersey) A suffix forming infinitives of many verbs."
      ],
      "tags": [
        "Jersey",
        "morpheme"
      ]
    }
  ],
  "word": "-i"
}