"сильно" meaning in Russe

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Russe",
      "orig": "russe",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "De сильный, siľnyï (« fort »)."
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "adv",
  "pos_title": "Adverbe",
  "raw_tags": [
    "siľno"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en russe",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Fortement."
      ],
      "id": "fr-сильно-ru-adv-Zi3WlUEl"
    }
  ],
  "sounds": [
    {
      "ipa": "\\sʲilʲnə\\"
    }
  ],
  "synonyms": [
    {
      "word": "адски"
    },
    {
      "word": "крепко"
    }
  ],
  "word": "сильно"
}

{
  "categories": [
    "Adverbes en russe",
    "Lemmes en russe",
    "russe"
  ],
  "etymology_texts": [
    "De сильный, siľnyï (« fort »)."
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "adv",
  "pos_title": "Adverbe",
  "raw_tags": [
    "siľno"
  ],
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en russe"
      ],
      "glosses": [
        "Fortement."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\sʲilʲnə\\"
    }
  ],
  "synonyms": [
    {
      "word": "адски"
    },
    {
      "word": "крепко"
    }
  ],
  "word": "сильно"
}