"staunchliest" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
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      "form_of": [
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          "extra": "most staunchly",
          "word": "staunchly"
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        "superlative form of staunchly: most staunchly"
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  "word": "staunchliest"
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  "lang_code": "en",
  "pos": "adv",
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          "extra": "most staunchly",
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        "superlative form of staunchly: most staunchly"
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  "word": "staunchliest"
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