"earst" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "earst (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "erst"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1590, Edmund Spenser, The Faerie Queene, published 1921, Book I",
          "text": "So th' one for wrong, the other strives for right,\nAnd each to deadly shame would drive his foe:\nThe cruell steele so greedily doth bight\nIn tender flesh that streames of bloud down flow,\nWith which the armes, that earst so bright did show,\nInto a pure vermillion now are dyde: […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Obsolete spelling of erst"
      ],
      "id": "en-earst-en-adv-wcmkmohG",
      "links": [
        [
          "erst",
          "erst#English"
        ]
      ],
      "tags": [
        "alt-of",
        "not-comparable",
        "obsolete"
      ]
    }
  ],
  "word": "earst"
}

{
  "categories": [
    "West Frisian adjective forms",
    "West Frisian entries with incorrect language header",
    "West Frisian non-lemma forms"
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "earst (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "erst"
        }
      ],
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English obsolete forms",
        "English terms with quotations",
        "English uncomparable adverbs",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1590, Edmund Spenser, The Faerie Queene, published 1921, Book I",
          "text": "So th' one for wrong, the other strives for right,\nAnd each to deadly shame would drive his foe:\nThe cruell steele so greedily doth bight\nIn tender flesh that streames of bloud down flow,\nWith which the armes, that earst so bright did show,\nInto a pure vermillion now are dyde: […]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Obsolete spelling of erst"
      ],
      "links": [
        [
          "erst",
          "erst#English"
        ]
      ],
      "tags": [
        "alt-of",
        "not-comparable",
        "obsolete"
      ]
    }
  ],
  "word": "earst"
}