"vella" meaning in Yola

{
  "etymology_text": "The unetymological <-a> /-ә/ was inserted to separate consonants.",
  "head_templates": [
    {
      "args": {
        "1": "yol",
        "2": "adverb"
      },
      "expansion": "vella",
      "name": "head"
    }
  ],
  "lang": "Yola",
  "lang_code": "yol",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "well",
          "word": "waal"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Yola entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Saying \"a black fall, a black fall——I might well have known,",
          "ref": "1927, “ZONG OF TWI MAARKEET MOANS”, in THE ANCIENT DIALECT OF THE BARONIES OF FORTH AND BARGY, COUNTY WEXFORD, page 129, line 9",
          "text": "Zien, \"a blaak vall, a blaak vall, Ich meigh vella knew,",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of waal (“well”)"
      ],
      "id": "en-vella-yol-adv-3MVIUkdg",
      "links": [
        [
          "waal",
          "waal#Yola"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "vella"
}

{
  "etymology_text": "The unetymological <-a> /-ә/ was inserted to separate consonants.",
  "head_templates": [
    {
      "args": {
        "1": "yol",
        "2": "adverb"
      },
      "expansion": "vella",
      "name": "head"
    }
  ],
  "lang": "Yola",
  "lang_code": "yol",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "well",
          "word": "waal"
        }
      ],
      "categories": [
        "Yola adverbs",
        "Yola entries with incorrect language header",
        "Yola lemmas",
        "Yola terms with quotations"
      ],
      "examples": [
        {
          "english": "Saying \"a black fall, a black fall——I might well have known,",
          "ref": "1927, “ZONG OF TWI MAARKEET MOANS”, in THE ANCIENT DIALECT OF THE BARONIES OF FORTH AND BARGY, COUNTY WEXFORD, page 129, line 9",
          "text": "Zien, \"a blaak vall, a blaak vall, Ich meigh vella knew,",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of waal (“well”)"
      ],
      "links": [
        [
          "waal",
          "waal#Yola"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "vella"
}