"yf" meaning in English

{
  "etymology_number": 1,
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "conjunction"
      },
      "expansion": "yf",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "conj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "if"
        }
      ],
      "categories": [],
      "glosses": [
        "Obsolete form of if."
      ],
      "id": "en-yf-en-conj-7IUyLM0r",
      "links": [
        [
          "if",
          "if#English"
        ]
      ],
      "tags": [
        "alt-of",
        "obsolete"
      ]
    }
  ],
  "word": "yf"
}

{
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "yf",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "alt_of": [
        {
          "word": "yarn forward"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Knitting",
          "orig": "en:Knitting",
          "parents": [
            "Crafts",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "1997, Jo Sharp, Knitted sweater style: inspirations in color, page 62",
          "text": "Row 3. P1, yb, sl1 purlwise, yf, pbf, p1.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Initialism of yarn forward."
      ],
      "id": "en-yf-en-phrase-LKa4fOoP",
      "links": [
        [
          "knitting",
          "knitting#Noun"
        ],
        [
          "yarn",
          "yarn#English"
        ],
        [
          "forward",
          "forward#English"
        ]
      ],
      "raw_glosses": [
        "(knitting) Initialism of yarn forward."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "business",
        "knitting",
        "manufacturing",
        "textiles"
      ]
    }
  ],
  "word": "yf"
}

{
  "categories": [
    "English conjunctions",
    "English entries with incorrect language header",
    "English lemmas",
    "English phrases"
  ],
  "etymology_number": 1,
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "conjunction"
      },
      "expansion": "yf",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "conj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "if"
        }
      ],
      "categories": [
        "English obsolete forms"
      ],
      "glosses": [
        "Obsolete form of if."
      ],
      "links": [
        [
          "if",
          "if#English"
        ]
      ],
      "tags": [
        "alt-of",
        "obsolete"
      ]
    }
  ],
  "word": "yf"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English phrases"
  ],
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "yf",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "alt_of": [
        {
          "word": "yarn forward"
        }
      ],
      "categories": [
        "English initialisms",
        "English terms with quotations",
        "Quotation templates to be cleaned",
        "en:Knitting"
      ],
      "examples": [
        {
          "ref": "1997, Jo Sharp, Knitted sweater style: inspirations in color, page 62",
          "text": "Row 3. P1, yb, sl1 purlwise, yf, pbf, p1.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Initialism of yarn forward."
      ],
      "links": [
        [
          "knitting",
          "knitting#Noun"
        ],
        [
          "yarn",
          "yarn#English"
        ],
        [
          "forward",
          "forward#English"
        ]
      ],
      "raw_glosses": [
        "(knitting) Initialism of yarn forward."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "business",
        "knitting",
        "manufacturing",
        "textiles"
      ]
    }
  ],
  "word": "yf"
}