"-loi-" meaning in Finnish

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "-la"
      },
      "expansion": "-la",
      "name": "m"
    }
  ],
  "etymology_text": "By analogy with the plural stem of other words, particularly -la words; many eastern dialects, as well as Ingrian and Karelian, have this feature as the distinction of singular and plural forms could otherwise have been lost due to sound changes.",
  "forms": [
    {
      "form": "-löi-",
      "tags": [
        "front-vowel"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interfixes",
        "3": "front vowel harmony variant",
        "4": "-löi-",
        "5": "linguistic notation",
        "6": "-lOi-",
        "cat2": "",
        "f2nolink": "1",
        "head": ""
      },
      "expansion": "-loi- (front vowel harmony variant -löi-, linguistic notation -lOi-)",
      "name": "head"
    },
    {
      "args": {
        "var": "löi"
      },
      "expansion": "-loi- (front vowel harmony variant -löi-, linguistic notation -lOi-)",
      "name": "fi-interfix"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "interfix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Eastern Finnish",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish interfixes",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "in (the) houses (inessive plural, standard taloissa)",
          "text": "taloloissa",
          "type": "example"
        },
        {
          "text": "tyttölöitä ― girls (partitive plural, standard tyttöjä)",
          "type": "example"
        }
      ],
      "glosses": [
        "Plural marker."
      ],
      "id": "en--loi--fi-interfix-vEmKxCXS",
      "qualifier": "Eastern Finnish",
      "raw_glosses": [
        "(Eastern Finnish) Plural marker."
      ],
      "tags": [
        "dialectal",
        "morpheme"
      ]
    }
  ],
  "word": "-loi-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "-la"
      },
      "expansion": "-la",
      "name": "m"
    }
  ],
  "etymology_text": "By analogy with the plural stem of other words, particularly -la words; many eastern dialects, as well as Ingrian and Karelian, have this feature as the distinction of singular and plural forms could otherwise have been lost due to sound changes.",
  "forms": [
    {
      "form": "-löi-",
      "tags": [
        "front-vowel"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interfixes",
        "3": "front vowel harmony variant",
        "4": "-löi-",
        "5": "linguistic notation",
        "6": "-lOi-",
        "cat2": "",
        "f2nolink": "1",
        "head": ""
      },
      "expansion": "-loi- (front vowel harmony variant -löi-, linguistic notation -lOi-)",
      "name": "head"
    },
    {
      "args": {
        "var": "löi"
      },
      "expansion": "-loi- (front vowel harmony variant -löi-, linguistic notation -lOi-)",
      "name": "fi-interfix"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "interfix",
  "senses": [
    {
      "categories": [
        "Eastern Finnish",
        "Finnish dialectal terms",
        "Finnish entries with incorrect language header",
        "Finnish interfixes",
        "Finnish lemmas",
        "Finnish terms with usage examples"
      ],
      "examples": [
        {
          "english": "in (the) houses (inessive plural, standard taloissa)",
          "text": "taloloissa",
          "type": "example"
        },
        {
          "text": "tyttölöitä ― girls (partitive plural, standard tyttöjä)",
          "type": "example"
        }
      ],
      "glosses": [
        "Plural marker."
      ],
      "qualifier": "Eastern Finnish",
      "raw_glosses": [
        "(Eastern Finnish) Plural marker."
      ],
      "tags": [
        "dialectal",
        "morpheme"
      ]
    }
  ],
  "word": "-loi-"
}