"ไฉน" meaning in Thai

{
  "forms": [
    {
      "form": "chà-nǎi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "cat2": "interrogative pronouns"
      },
      "expansion": "ไฉน • (chà-nǎi)",
      "name": "th-pronoun"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "pron",
  "senses": [
    {
      "categories": [
        {
          "_dis": "97 3",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "97 3",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "88 12",
          "kind": "other",
          "name": "Thai entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "90 10",
          "kind": "other",
          "name": "Thai interrogative pronouns",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "81 19",
          "kind": "other",
          "name": "Thai pronouns",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "why? for what? for what purpose, reason, or cause?"
      ],
      "id": "en-ไฉน-th-pron-4IZm9R7P",
      "links": [
        [
          "why",
          "why"
        ],
        [
          "what",
          "what"
        ],
        [
          "purpose",
          "purpose"
        ],
        [
          "reason",
          "reason"
        ],
        [
          "cause",
          "cause"
        ]
      ],
      "raw_glosses": [
        "(somewhat elegant and archaic) why? for what? for what purpose, reason, or cause?"
      ],
      "synonyms": [
        {
          "_dis1": "94 6",
          "roman": "tam-mai",
          "sense": "why",
          "word": "ทำไม"
        }
      ],
      "tags": [
        "archaic",
        "formal"
      ]
    },
    {
      "categories": [
        {
          "_dis": "39 61",
          "kind": "other",
          "name": "Thai terms with redundant script codes",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "how? what? in what manner? in what way? to what extent or degree? by what means?"
      ],
      "id": "en-ไฉน-th-pron-mZztxZGz",
      "links": [
        [
          "how",
          "how"
        ],
        [
          "what",
          "what"
        ],
        [
          "manner",
          "manner"
        ],
        [
          "way",
          "way"
        ],
        [
          "extent",
          "extent"
        ],
        [
          "degree",
          "degree"
        ],
        [
          "means",
          "means"
        ]
      ],
      "raw_glosses": [
        "(somewhat elegant and archaic) how? what? in what manner? in what way? to what extent or degree? by what means?"
      ],
      "synonyms": [
        {
          "_dis1": "13 87",
          "roman": "yàang-rai",
          "sense": "how",
          "word": "อย่างไร"
        }
      ],
      "tags": [
        "archaic",
        "formal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡ɕʰa˨˩.naj˩˩˦/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "ไฉน"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Rhymes:Thai/aj",
    "Thai 2-syllable words",
    "Thai entries with incorrect language header",
    "Thai interrogative adverbs",
    "Thai interrogative pronouns",
    "Thai lemmas",
    "Thai pronouns",
    "Thai terms with IPA pronunciation",
    "Thai terms with redundant script codes"
  ],
  "forms": [
    {
      "form": "chà-nǎi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "cat2": "interrogative pronouns"
      },
      "expansion": "ไฉน • (chà-nǎi)",
      "name": "th-pronoun"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "pron",
  "senses": [
    {
      "categories": [
        "Thai terms with archaic senses"
      ],
      "glosses": [
        "why? for what? for what purpose, reason, or cause?"
      ],
      "links": [
        [
          "why",
          "why"
        ],
        [
          "what",
          "what"
        ],
        [
          "purpose",
          "purpose"
        ],
        [
          "reason",
          "reason"
        ],
        [
          "cause",
          "cause"
        ]
      ],
      "raw_glosses": [
        "(somewhat elegant and archaic) why? for what? for what purpose, reason, or cause?"
      ],
      "tags": [
        "archaic",
        "formal"
      ]
    },
    {
      "categories": [
        "Thai terms with archaic senses"
      ],
      "glosses": [
        "how? what? in what manner? in what way? to what extent or degree? by what means?"
      ],
      "links": [
        [
          "how",
          "how"
        ],
        [
          "what",
          "what"
        ],
        [
          "manner",
          "manner"
        ],
        [
          "way",
          "way"
        ],
        [
          "extent",
          "extent"
        ],
        [
          "degree",
          "degree"
        ],
        [
          "means",
          "means"
        ]
      ],
      "raw_glosses": [
        "(somewhat elegant and archaic) how? what? in what manner? in what way? to what extent or degree? by what means?"
      ],
      "tags": [
        "archaic",
        "formal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡ɕʰa˨˩.naj˩˩˦/",
      "tags": [
        "standard"
      ]
    }
  ],
  "synonyms": [
    {
      "roman": "tam-mai",
      "sense": "why",
      "word": "ทำไม"
    },
    {
      "roman": "yàang-rai",
      "sense": "how",
      "word": "อย่างไร"
    }
  ],
  "word": "ไฉน"
}