"j-" meaning in Swahili

{
  "etymology_templates": [
    {
      "args": {
        "1": "sw",
        "2": "bnt-pro",
        "3": "*(d)i ̹-"
      },
      "expansion": "Proto-Bantu *(d)i ̹-",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Bantu *(d)i ̹-.",
  "forms": [
    {
      "form": "ma-",
      "head_nr": 1,
      "tags": [
        "plural"
      ]
    },
    {
      "form": "me-",
      "head_nr": 1,
      "tags": [
        "plural"
      ]
    },
    {
      "form": "maj-",
      "head_nr": 2,
      "tags": [
        "plural"
      ]
    },
    {
      "form": "ji-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sw",
        "2": "prefix",
        "3": "plural",
        "4": "ma-",
        "5": "or",
        "6": "me-"
      },
      "expansion": "j- (plural ma- or me-)",
      "name": "head"
    },
    {
      "args": {
        "1": "sw",
        "2": "prefix",
        "3": "plural",
        "4": "ma􂀽j-"
      },
      "expansion": "j- (plural maj-)",
      "name": "head"
    }
  ],
  "lang": "Swahili",
  "lang_code": "sw",
  "pos": "prefix",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "english": "a good thing",
          "text": "jambo jema",
          "type": "example"
        }
      ],
      "glosses": [
        "[[Appendix:Swahili_noun_classes#Ji-ma class|ji class_((V))]] noun prefix and adjective agreement prefix used before vowels"
      ],
      "head_nr": 1,
      "id": "en-j--sw-prefix-7~0e7jJ-",
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "_dis": "39 61",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "34 66",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "34 66",
          "kind": "other",
          "name": "Swahili entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "j- + nyoka (“snake”) → joka (“serpent, big snake”)",
          "type": "example"
        }
      ],
      "glosses": [
        "augmentative prefix used before vowels, puts words in [[Appendix:Swahili_noun_classes#Ji-ma class|ji class_((V))]]"
      ],
      "head_nr": 2,
      "id": "en-j--sw-prefix-xhunXgQt",
      "links": [
        [
          "augmentative",
          "augmentative#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "j-"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Swahili entries with incorrect language header",
    "Swahili lemmas",
    "Swahili prefixes",
    "Swahili terms derived from Proto-Bantu"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sw",
        "2": "bnt-pro",
        "3": "*(d)i ̹-"
      },
      "expansion": "Proto-Bantu *(d)i ̹-",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Bantu *(d)i ̹-.",
  "forms": [
    {
      "form": "ma-",
      "head_nr": 1,
      "tags": [
        "plural"
      ]
    },
    {
      "form": "me-",
      "head_nr": 1,
      "tags": [
        "plural"
      ]
    },
    {
      "form": "maj-",
      "head_nr": 2,
      "tags": [
        "plural"
      ]
    },
    {
      "form": "ji-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sw",
        "2": "prefix",
        "3": "plural",
        "4": "ma-",
        "5": "or",
        "6": "me-"
      },
      "expansion": "j- (plural ma- or me-)",
      "name": "head"
    },
    {
      "args": {
        "1": "sw",
        "2": "prefix",
        "3": "plural",
        "4": "ma􂀽j-"
      },
      "expansion": "j- (plural maj-)",
      "name": "head"
    }
  ],
  "lang": "Swahili",
  "lang_code": "sw",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Swahili terms with usage examples"
      ],
      "examples": [
        {
          "english": "a good thing",
          "text": "jambo jema",
          "type": "example"
        }
      ],
      "glosses": [
        "[[Appendix:Swahili_noun_classes#Ji-ma class|ji class_((V))]] noun prefix and adjective agreement prefix used before vowels"
      ],
      "head_nr": 1,
      "tags": [
        "morpheme"
      ]
    },
    {
      "examples": [
        {
          "text": "j- + nyoka (“snake”) → joka (“serpent, big snake”)",
          "type": "example"
        }
      ],
      "glosses": [
        "augmentative prefix used before vowels, puts words in [[Appendix:Swahili_noun_classes#Ji-ma class|ji class_((V))]]"
      ],
      "head_nr": 2,
      "links": [
        [
          "augmentative",
          "augmentative#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "j-"
}