"-no-" meaning in Gaulois

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots attestés en gaulois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Suffixes en gaulois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Gaulois",
      "orig": "gaulois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Étymologies en gaulois incluant une reconstruction",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "sense": "2. Chef de collectivité",
      "word": "corionos"
    },
    {
      "sense": "2. Chef de collectivité",
      "word": "trebon-"
    }
  ],
  "etymology_texts": [
    "G. Pinault, J.-P. Savignac et X. Delamarre note son existence notamment dans la reconstruction du mot -bantaran- où il considère le « n » final comme un -no- connu et manquant ici^([1])^([2])."
  ],
  "lang": "Gaulois",
  "lang_code": "gaulois",
  "pos": "suffix",
  "pos_title": "Suffixe",
  "senses": [
    {
      "glosses": [
        "Suffixe servant à former des adjectifs."
      ],
      "id": "fr--no--gaulois-suffix-Gfnz-nxw"
    },
    {
      "glosses": [
        "Suffixe servent à former les termes désignant les chefs d’une collectivité."
      ],
      "id": "fr--no--gaulois-suffix-cRoz~LGF"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "-no-"
}

{
  "categories": [
    "Mots attestés en gaulois",
    "Suffixes en gaulois",
    "gaulois",
    "Étymologies en gaulois incluant une reconstruction"
  ],
  "derived": [
    {
      "sense": "2. Chef de collectivité",
      "word": "corionos"
    },
    {
      "sense": "2. Chef de collectivité",
      "word": "trebon-"
    }
  ],
  "etymology_texts": [
    "G. Pinault, J.-P. Savignac et X. Delamarre note son existence notamment dans la reconstruction du mot -bantaran- où il considère le « n » final comme un -no- connu et manquant ici^([1])^([2])."
  ],
  "lang": "Gaulois",
  "lang_code": "gaulois",
  "pos": "suffix",
  "pos_title": "Suffixe",
  "senses": [
    {
      "glosses": [
        "Suffixe servant à former des adjectifs."
      ]
    },
    {
      "glosses": [
        "Suffixe servent à former les termes désignant les chefs d’une collectivité."
      ]
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "-no-"
}