"κρατύνω" meaning in Grec ancien

{
  "categories": [
    {
      "kind": "other",
      "name": "Verbes en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Wiktionnaire:Conjugaisons manquantes en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Grec ancien",
      "orig": "grec ancien",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "lang": "Grec",
      "lang_code": "el",
      "word": "κρατύνω"
    }
  ],
  "etymology_texts": [
    "De κρατύς, kratús (« fort, puissant »), κράτος, krátos (« pouvoir »)."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "κρατύνω, kratúnô"
  ],
  "related": [
    {
      "word": "καρτύνω"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en grec ancien",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Renforcer."
      ],
      "id": "fr-κρατύνω-grc-verb-W6KgXPNE"
    },
    {
      "glosses": [
        "Être puissant, gouverner, exercer le pouvoir."
      ],
      "id": "fr-κρατύνω-grc-verb-lu0~otGH"
    }
  ],
  "synonyms": [
    {
      "word": "κρατέω"
    }
  ],
  "word": "κρατύνω"
}

{
  "categories": [
    "Verbes en grec ancien",
    "Wiktionnaire:Conjugaisons manquantes en grec ancien",
    "grec ancien"
  ],
  "derived": [
    {
      "lang": "Grec",
      "lang_code": "el",
      "word": "κρατύνω"
    }
  ],
  "etymology_texts": [
    "De κρατύς, kratús (« fort, puissant »), κράτος, krátos (« pouvoir »)."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "κρατύνω, kratúnô"
  ],
  "related": [
    {
      "word": "καρτύνω"
    }
  ],
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en grec ancien"
      ],
      "glosses": [
        "Renforcer."
      ]
    },
    {
      "glosses": [
        "Être puissant, gouverner, exercer le pouvoir."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "κρατέω"
    }
  ],
  "word": "κρατύνω"
}