"illustrateth" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de verbes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Termes archaïques en anglais",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Thomas Browne, Religio Medici, page 346",
          "text": "Though this example reacheth not home, it illustrateth the thing.",
          "translation": "Bien que cet exemple n’interpelle pas, il illustre la chose."
        }
      ],
      "form_of": [
        {
          "word": "illustrate"
        }
      ],
      "glosses": [
        "Forme archaïque Troisième personne du singulier de l’indicatif présent de illustrate."
      ],
      "id": "fr-illustrateth-en-verb-P9~6YkRf",
      "tags": [
        "archaic"
      ]
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "illustrateth"
}

{
  "categories": [
    "Formes de verbes en anglais",
    "anglais"
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Termes archaïques en anglais"
      ],
      "examples": [
        {
          "ref": "Thomas Browne, Religio Medici, page 346",
          "text": "Though this example reacheth not home, it illustrateth the thing.",
          "translation": "Bien que cet exemple n’interpelle pas, il illustre la chose."
        }
      ],
      "form_of": [
        {
          "word": "illustrate"
        }
      ],
      "glosses": [
        "Forme archaïque Troisième personne du singulier de l’indicatif présent de illustrate."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "illustrateth"
}