"nr̃a" meaning in Ancien français

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes d’adjectifs en ancien français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ancien français",
      "orig": "ancien français",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Ancien français",
  "lang_code": "fro",
  "notes": [
    "Dans La Passion du Christ de circa 980. Koschwiz utilise nr̃a dans sa transcription, alors que D’Arco Silvio Avalle, le transcrit comme nostra."
  ],
  "pos": "adj",
  "pos_title": "Forme d’adjectif",
  "related": [
    {
      "word": "nr̃ae"
    },
    {
      "word": "nr̃æ"
    },
    {
      "raw_tags": [
        "nostre, masculin"
      ],
      "word": "nr̃e"
    },
    {
      "raw_tags": [
        "nostre, masculin et féminin"
      ],
      "word": "nrẽ"
    }
  ],
  "senses": [
    {
      "form_of": [
        {
          "word": "nostre"
        }
      ],
      "glosses": [
        "Abréviation de nostra, ancien forme de nostre, féminin singulier."
      ],
      "id": "fr-nr̃a-fro-adj-qJ9wrvD-",
      "raw_tags": [
        "Xᵉ siècle"
      ]
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "nr̃a"
}

{
  "categories": [
    "Formes d’adjectifs en ancien français",
    "ancien français"
  ],
  "lang": "Ancien français",
  "lang_code": "fro",
  "notes": [
    "Dans La Passion du Christ de circa 980. Koschwiz utilise nr̃a dans sa transcription, alors que D’Arco Silvio Avalle, le transcrit comme nostra."
  ],
  "pos": "adj",
  "pos_title": "Forme d’adjectif",
  "related": [
    {
      "word": "nr̃ae"
    },
    {
      "word": "nr̃æ"
    },
    {
      "raw_tags": [
        "nostre, masculin"
      ],
      "word": "nr̃e"
    },
    {
      "raw_tags": [
        "nostre, masculin et féminin"
      ],
      "word": "nrẽ"
    }
  ],
  "senses": [
    {
      "form_of": [
        {
          "word": "nostre"
        }
      ],
      "glosses": [
        "Abréviation de nostra, ancien forme de nostre, féminin singulier."
      ],
      "raw_tags": [
        "Xᵉ siècle"
      ]
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "nr̃a"
}