"èfa" meaning in Occitan

{
  "forms": [
    {
      "form": "èfas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "oc",
        "2": "nouns",
        "g": "f",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "èfa f",
      "name": "head"
    },
    {
      "args": {
        "1": "f"
      },
      "expansion": "èfa f (plural èfas)",
      "name": "oc-noun"
    }
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Occitan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "oc",
          "name": "Latin letter names",
          "orig": "oc:Latin letter names",
          "parents": [
            "Letter names",
            "Letters, symbols, and punctuation",
            "Names",
            "Orthography",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Writing",
            "Fundamental",
            "Nouns",
            "Human behaviour",
            "Language",
            "Lemmas",
            "Human",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "ef (the letter f, F)"
      ],
      "id": "en-èfa-oc-noun-K5iKT0bW",
      "links": [
        [
          "ef",
          "ef"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "èfa"
}

{
  "forms": [
    {
      "form": "èfas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "oc",
        "2": "nouns",
        "g": "f",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "èfa f",
      "name": "head"
    },
    {
      "args": {
        "1": "f"
      },
      "expansion": "èfa f (plural èfas)",
      "name": "oc-noun"
    }
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Occitan countable nouns",
        "Occitan entries with incorrect language header",
        "Occitan feminine nouns",
        "Occitan lemmas",
        "Occitan nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "oc:Latin letter names"
      ],
      "glosses": [
        "ef (the letter f, F)"
      ],
      "links": [
        [
          "ef",
          "ef"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "èfa"
}