"cha" meaning in Irish

{
  "etymology_templates": [
    {
      "args": {
        "1": "ga",
        "2": "mga",
        "3": "nícon",
        "4": "níco(n)"
      },
      "expansion": "Middle Irish níco(n)",
      "name": "inh"
    },
    {
      "args": {
        "1": "ga",
        "2": "sga",
        "3": "nícon"
      },
      "expansion": "Old Irish nícon",
      "name": "inh"
    }
  ],
  "etymology_text": "From Middle Irish níco(n), noco(n), nocho(n), nocha(n), from Old Irish nícon, nacon, from ní con.",
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "particle",
        "cat2": "negative particles"
      },
      "expansion": "cha",
      "name": "head"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Irish negative particles",
          "parents": [
            "Negative particles",
            "Particles",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Irish particles",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 27 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ulster Irish",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "She will not marry him.",
          "text": "Cha phósann sí é.",
          "type": "example"
        },
        {
          "english": "I do not give, I will not give.",
          "text": "Cha dtugaim.",
          "type": "example"
        }
      ],
      "glosses": [
        "not"
      ],
      "id": "en-cha-ga-particle-JUu5e1fx",
      "links": [
        [
          "not",
          "not"
        ]
      ],
      "raw_glosses": [
        "(Ulster) not"
      ],
      "related": [
        {
          "english": "used before vowel sounds",
          "word": "chan"
        },
        {
          "tags": [
            "before-past"
          ],
          "word": "char"
        }
      ],
      "synonyms": [
        {
          "roman": "used in Munster Irish, Connacht Irish, and some varieties of Ulster Irish",
          "word": "ní"
        }
      ],
      "tags": [
        "Ulster",
        "triggers-eclipsis",
        "triggers-lenition"
      ],
      "wikipedia": [
        "Ulster Irish"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ha(ː)/"
    }
  ],
  "word": "cha"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ga",
        "2": "mga",
        "3": "nícon",
        "4": "níco(n)"
      },
      "expansion": "Middle Irish níco(n)",
      "name": "inh"
    },
    {
      "args": {
        "1": "ga",
        "2": "sga",
        "3": "nícon"
      },
      "expansion": "Old Irish nícon",
      "name": "inh"
    }
  ],
  "etymology_text": "From Middle Irish níco(n), noco(n), nocho(n), nocha(n), from Old Irish nícon, nacon, from ní con.",
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "particle",
        "cat2": "negative particles"
      },
      "expansion": "cha",
      "name": "head"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "particle",
  "related": [
    {
      "english": "used before vowel sounds",
      "word": "chan"
    },
    {
      "tags": [
        "before-past"
      ],
      "word": "char"
    }
  ],
  "senses": [
    {
      "categories": [
        "Irish entries with incorrect language header",
        "Irish lemmas",
        "Irish negative particles",
        "Irish particles",
        "Irish terms derived from Middle Irish",
        "Irish terms derived from Old Irish",
        "Irish terms inherited from Middle Irish",
        "Irish terms inherited from Old Irish",
        "Irish terms with usage examples",
        "Pages with 27 entries",
        "Pages with entries",
        "Ulster Irish"
      ],
      "examples": [
        {
          "english": "She will not marry him.",
          "text": "Cha phósann sí é.",
          "type": "example"
        },
        {
          "english": "I do not give, I will not give.",
          "text": "Cha dtugaim.",
          "type": "example"
        }
      ],
      "glosses": [
        "not"
      ],
      "links": [
        [
          "not",
          "not"
        ]
      ],
      "raw_glosses": [
        "(Ulster) not"
      ],
      "tags": [
        "Ulster",
        "triggers-eclipsis",
        "triggers-lenition"
      ],
      "wikipedia": [
        "Ulster Irish"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ha(ː)/"
    }
  ],
  "synonyms": [
    {
      "roman": "used in Munster Irish, Connacht Irish, and some varieties of Ulster Irish",
      "word": "ní"
    }
  ],
  "word": "cha"
}