"-iere" meaning in Italian

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "fro",
        "3": "-ier"
      },
      "expansion": "Borrowed from Old French -ier",
      "name": "bor+"
    },
    {
      "args": {
        "1": "it",
        "2": "la",
        "3": "-arius"
      },
      "expansion": "Latin -arius",
      "name": "der"
    },
    {
      "args": {
        "1": "it",
        "2": "-aio",
        "notext": "1"
      },
      "expansion": "-aio",
      "name": "doublet"
    },
    {
      "args": {
        "1": "scn",
        "2": "-eri"
      },
      "expansion": "Sicilian -eri",
      "name": "cog"
    }
  ],
  "etymology_text": "Borrowed from Old French -ier, from Latin -arius. Doublet of the inherited suffix -aio. Cognate with Sicilian -eri.",
  "forms": [
    {
      "form": "-ieri",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "-iera",
      "tags": [
        "feminine"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "f": "-iera"
      },
      "expansion": "-iere m (noun-forming suffix, plural -ieri, feminine -iera)",
      "name": "it-noun"
    }
  ],
  "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 using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "95 2 2",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "96 2 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "giardino (“garden”) + -iere → giardiniere (“gardener”)",
          "type": "example"
        },
        {
          "text": "gioiello (“jewel”) + -iere → gioielliere (“jeweller”)",
          "type": "example"
        }
      ],
      "glosses": [
        "used to form masculine nouns (often of French origin) that represent a person who makes or sells a specified article; -er, -or"
      ],
      "id": "en--iere-it-suffix-R6QRhlYk",
      "links": [
        [
          "-er",
          "-er"
        ],
        [
          "-or",
          "-or"
        ]
      ],
      "related": [
        {
          "word": "-ista"
        },
        {
          "word": "-tore"
        }
      ],
      "tags": [
        "masculine",
        "morpheme"
      ]
    }
  ],
  "word": "-iere"
}

{
  "categories": [
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "fro",
        "3": "-ier"
      },
      "expansion": "Borrowed from Old French -ier",
      "name": "bor+"
    },
    {
      "args": {
        "1": "it",
        "2": "la",
        "3": "-arius"
      },
      "expansion": "Latin -arius",
      "name": "der"
    },
    {
      "args": {
        "1": "it",
        "2": "-aio",
        "notext": "1"
      },
      "expansion": "-aio",
      "name": "doublet"
    },
    {
      "args": {
        "1": "scn",
        "2": "-eri"
      },
      "expansion": "Sicilian -eri",
      "name": "cog"
    }
  ],
  "etymology_text": "Borrowed from Old French -ier, from Latin -arius. Doublet of the inherited suffix -aio. Cognate with Sicilian -eri.",
  "forms": [
    {
      "form": "-ieri",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "-iera",
      "tags": [
        "feminine"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "f": "-iera"
      },
      "expansion": "-iere m (noun-forming suffix, plural -ieri, feminine -iera)",
      "name": "it-noun"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "suffix",
  "related": [
    {
      "word": "-ista"
    },
    {
      "word": "-tore"
    }
  ],
  "senses": [
    {
      "categories": [
        "Italian countable suffixes",
        "Italian doublets",
        "Italian entries with incorrect language header",
        "Italian lemmas",
        "Italian masculine suffixes",
        "Italian noun-forming suffixes",
        "Italian suffixes",
        "Italian suffixes with red links in their headword lines",
        "Italian terms borrowed from Old French",
        "Italian terms derived from Latin",
        "Italian terms derived from Old French",
        "Pages using catfix",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "giardino (“garden”) + -iere → giardiniere (“gardener”)",
          "type": "example"
        },
        {
          "text": "gioiello (“jewel”) + -iere → gioielliere (“jeweller”)",
          "type": "example"
        }
      ],
      "glosses": [
        "used to form masculine nouns (often of French origin) that represent a person who makes or sells a specified article; -er, -or"
      ],
      "links": [
        [
          "-er",
          "-er"
        ],
        [
          "-or",
          "-or"
        ]
      ],
      "tags": [
        "masculine",
        "morpheme"
      ]
    }
  ],
  "word": "-iere"
}

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