"-di" meaning in Basque

{
  "etymology_templates": [
    {
      "args": {
        "1": "eu"
      },
      "expansion": "Unknown",
      "name": "unk"
    }
  ],
  "etymology_text": "Unknown.",
  "head_templates": [
    {
      "args": {
        "1": "eu",
        "2": "suffix"
      },
      "expansion": "-di",
      "name": "head"
    }
  ],
  "lang": "Basque",
  "lang_code": "eu",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "Basque entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "elorri (“hawthorn”) + -di → elordi (“hawthorn grove”)",
          "type": "example"
        },
        {
          "text": "pinu (“pine tree”) + -di → pinudi (“pine forest”)",
          "type": "example"
        }
      ],
      "glosses": [
        "Collective suffix usually attached to plant names."
      ],
      "id": "en--di-eu-suffix-G7MdV1xQ",
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Basque neologisms",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "gazte (“young person”) + -di → gaztedi (“youth”)",
          "type": "example"
        }
      ],
      "glosses": [
        "group of people"
      ],
      "id": "en--di-eu-suffix-5q7Frhg4",
      "links": [
        [
          "people",
          "people"
        ]
      ],
      "raw_glosses": [
        "(neologism) group of people"
      ],
      "tags": [
        "morpheme",
        "neologism"
      ]
    }
  ],
  "wikipedia": [
    "Sabino Arana"
  ],
  "word": "-di"
}

{
  "categories": [
    "Basque entries with incorrect language header",
    "Basque lemmas",
    "Basque suffixes",
    "Basque terms with unknown etymologies",
    "Pages using catfix",
    "Pages with 5 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "eu"
      },
      "expansion": "Unknown",
      "name": "unk"
    }
  ],
  "etymology_text": "Unknown.",
  "head_templates": [
    {
      "args": {
        "1": "eu",
        "2": "suffix"
      },
      "expansion": "-di",
      "name": "head"
    }
  ],
  "lang": "Basque",
  "lang_code": "eu",
  "pos": "suffix",
  "senses": [
    {
      "examples": [
        {
          "text": "elorri (“hawthorn”) + -di → elordi (“hawthorn grove”)",
          "type": "example"
        },
        {
          "text": "pinu (“pine tree”) + -di → pinudi (“pine forest”)",
          "type": "example"
        }
      ],
      "glosses": [
        "Collective suffix usually attached to plant names."
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        "Basque neologisms"
      ],
      "examples": [
        {
          "text": "gazte (“young person”) + -di → gaztedi (“youth”)",
          "type": "example"
        }
      ],
      "glosses": [
        "group of people"
      ],
      "links": [
        [
          "people",
          "people"
        ]
      ],
      "raw_glosses": [
        "(neologism) group of people"
      ],
      "tags": [
        "morpheme",
        "neologism"
      ]
    }
  ],
  "wikipedia": [
    "Sabino Arana"
  ],
  "word": "-di"
}