"-algia" meaning in Latin

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "",
        "4": "-αλγία"
      },
      "expansion": "Ancient Greek -αλγία (-algía)",
      "name": "bor"
    },
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "ἄλγος",
        "4": "",
        "5": "pain"
      },
      "expansion": "Ancient Greek ἄλγος (álgos, “pain”)",
      "name": "bor"
    },
    {
      "args": {
        "1": "la",
        "2": "",
        "3": "-ῐ́ᾱ",
        "lang2": "grc"
      },
      "expansion": "+ Ancient Greek -ῐ́ᾱ (-íā)",
      "name": "suffix"
    },
    {
      "args": {
        "1": "grc",
        "2": "κεφαλαλγίᾱ",
        "t": "headache"
      },
      "expansion": "κεφαλαλγίᾱ (kephalalgíā, “headache”)",
      "name": "m"
    }
  ],
  "etymology_text": "From Ancient Greek -αλγία (-algía), from compounds ending in Ancient Greek ἄλγος (álgos, “pain”) + Ancient Greek -ῐ́ᾱ (-íā) (e.g. κεφαλαλγίᾱ (kephalalgíā, “headache”)).",
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "suffix",
        "cat2": "noun-forming suffixes"
      },
      "expansion": "-algia",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "New Latin",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Used to form nouns identifying specific kinds or loci of pain"
      ],
      "id": "en--algia-la-suffix-L5aIRRlf",
      "tags": [
        "New-Latin",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈal.ɡi.a/",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "[ˈäɫ̪ɡiä]",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "/ˈal.d͡ʒi.a/",
      "note": "modern Italianate Ecclesiastical"
    },
    {
      "ipa": "[ˈäl̠ʲd͡ʒiä]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "-algia"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "",
        "4": "-αλγία"
      },
      "expansion": "Ancient Greek -αλγία (-algía)",
      "name": "bor"
    },
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "ἄλγος",
        "4": "",
        "5": "pain"
      },
      "expansion": "Ancient Greek ἄλγος (álgos, “pain”)",
      "name": "bor"
    },
    {
      "args": {
        "1": "la",
        "2": "",
        "3": "-ῐ́ᾱ",
        "lang2": "grc"
      },
      "expansion": "+ Ancient Greek -ῐ́ᾱ (-íā)",
      "name": "suffix"
    },
    {
      "args": {
        "1": "grc",
        "2": "κεφαλαλγίᾱ",
        "t": "headache"
      },
      "expansion": "κεφαλαλγίᾱ (kephalalgíā, “headache”)",
      "name": "m"
    }
  ],
  "etymology_text": "From Ancient Greek -αλγία (-algía), from compounds ending in Ancient Greek ἄλγος (álgos, “pain”) + Ancient Greek -ῐ́ᾱ (-íā) (e.g. κεφαλαλγίᾱ (kephalalgíā, “headache”)).",
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "suffix",
        "cat2": "noun-forming suffixes"
      },
      "expansion": "-algia",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Latin 3-syllable words",
        "Latin entries with incorrect language header",
        "Latin lemmas",
        "Latin noun-forming suffixes",
        "Latin suffixes",
        "Latin terms borrowed from Ancient Greek",
        "Latin terms derived from Ancient Greek",
        "Latin terms with IPA pronunciation",
        "New Latin"
      ],
      "glosses": [
        "Used to form nouns identifying specific kinds or loci of pain"
      ],
      "tags": [
        "New-Latin",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈal.ɡi.a/",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "[ˈäɫ̪ɡiä]",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "/ˈal.d͡ʒi.a/",
      "note": "modern Italianate Ecclesiastical"
    },
    {
      "ipa": "[ˈäl̠ʲd͡ʒiä]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "-algia"
}