"itztli" meaning in Classical Nahuatl

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "Itzcoatl"
    },
    {
      "_dis1": "0 0",
      "word": "itzcuauhtli"
    },
    {
      "_dis1": "0 0",
      "word": "itztic"
    },
    {
      "_dis1": "0 0",
      "word": "quetzalitztli"
    }
  ],
  "forms": [
    {
      "form": "ytztli",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "nci",
        "2": "noun"
      },
      "expansion": "itztli",
      "name": "head"
    }
  ],
  "lang": "Classical Nahuatl",
  "lang_code": "nci",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "66 34",
          "kind": "topical",
          "langcode": "nci",
          "name": "Materials",
          "orig": "nci:Materials",
          "parents": [
            "Manufacturing",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "54 46",
          "kind": "topical",
          "langcode": "nci",
          "name": "Tools",
          "orig": "nci:Tools",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "obsidian"
      ],
      "id": "en-itztli-nci-noun-TiKV3ZKe",
      "links": [
        [
          "obsidian",
          "obsidian"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "54 46",
          "kind": "topical",
          "langcode": "nci",
          "name": "Tools",
          "orig": "nci:Tools",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "(please add an English translation of this quotation)",
          "roman": "Ytztli, navaja de piedra, nitz, vel nitzhui",
          "text": "1547, Andrés de Olmos, Arte para aprender la lengua mexicana, ed. by Rémi Siméon (1875)",
          "type": "quotation"
        },
        {
          "english": "Take this obsidian knife and wound me with it and drink my blood.\n(please add an English translation of this quotation)",
          "ref": "1912, Isabel Castañeda Ramirez, Tèhuehuentzin ihuan tochtli, ed. and tr. by Franz Boas and Herman K. Haeberlin; in \"Ten Folktales in Modern Nahuatl\", The Journal of American Folklore, vol. 37 (1924), p. 346",
          "text": "ximanilli in aitztli [sic; error for itztli?] nian huetztoc, ica xinechmitzminilli, ihuan xinechmoyezatliti.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "an obsidian knife"
      ],
      "id": "en-itztli-nci-noun-7~qZvu-P",
      "links": [
        [
          "knife",
          "knife"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "/iːtstɬi/"
    }
  ],
  "word": "itztli"
}

{
  "categories": [
    "Classical Nahuatl entries with incorrect language header",
    "Classical Nahuatl lemmas",
    "Classical Nahuatl nouns",
    "Classical Nahuatl terms with IPA pronunciation",
    "Pages with 2 entries",
    "Pages with entries",
    "nci:Materials",
    "nci:Tools"
  ],
  "derived": [
    {
      "word": "Itzcoatl"
    },
    {
      "word": "itzcuauhtli"
    },
    {
      "word": "itztic"
    },
    {
      "word": "quetzalitztli"
    }
  ],
  "forms": [
    {
      "form": "ytztli",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "nci",
        "2": "noun"
      },
      "expansion": "itztli",
      "name": "head"
    }
  ],
  "lang": "Classical Nahuatl",
  "lang_code": "nci",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "obsidian"
      ],
      "links": [
        [
          "obsidian",
          "obsidian"
        ]
      ]
    },
    {
      "categories": [
        "Classical Nahuatl terms with quotations",
        "Requests for translations of Classical Nahuatl quotations"
      ],
      "examples": [
        {
          "english": "(please add an English translation of this quotation)",
          "roman": "Ytztli, navaja de piedra, nitz, vel nitzhui",
          "text": "1547, Andrés de Olmos, Arte para aprender la lengua mexicana, ed. by Rémi Siméon (1875)",
          "type": "quotation"
        },
        {
          "english": "Take this obsidian knife and wound me with it and drink my blood.\n(please add an English translation of this quotation)",
          "ref": "1912, Isabel Castañeda Ramirez, Tèhuehuentzin ihuan tochtli, ed. and tr. by Franz Boas and Herman K. Haeberlin; in \"Ten Folktales in Modern Nahuatl\", The Journal of American Folklore, vol. 37 (1924), p. 346",
          "text": "ximanilli in aitztli [sic; error for itztli?] nian huetztoc, ica xinechmitzminilli, ihuan xinechmoyezatliti.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "an obsidian knife"
      ],
      "links": [
        [
          "knife",
          "knife"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "/iːtstɬi/"
    }
  ],
  "word": "itztli"
}