"неспроста" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "не-",
        "3": "спроста́"
      },
      "expansion": "не- (ne-) + спроста́ (sprostá)",
      "name": "af"
    }
  ],
  "etymology_text": "не- (ne-) + спроста́ (sprostá)",
  "forms": [
    {
      "form": "неспроста́",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "nesprostá",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "неспроста́"
      },
      "expansion": "неспроста́ • (nesprostá)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "senses": [
    {
      "antonyms": [
        {
          "word": "спроста́"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian terms prefixed with не-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "there is something behind that; (this is) no accident; there is more to it than meets the eye",
          "roman": "éto nesprostá",
          "text": "э́то неспроста́",
          "type": "example"
        }
      ],
      "glosses": [
        "not without purpose, with some hidden design"
      ],
      "id": "en-неспроста-ru-adv-Ff~T9gLz",
      "links": [
        [
          "not",
          "not"
        ],
        [
          "without",
          "without"
        ],
        [
          "purpose",
          "purpose"
        ],
        [
          "with",
          "with"
        ],
        [
          "some",
          "some"
        ],
        [
          "hidden",
          "hidden"
        ],
        [
          "design",
          "design"
        ]
      ],
      "raw_glosses": [
        "(colloquial) not without purpose, with some hidden design"
      ],
      "related": [
        {
          "roman": "prostój",
          "word": "просто́й"
        },
        {
          "roman": "prósto",
          "word": "про́сто"
        },
        {
          "roman": "prostotá",
          "tags": [
            "feminine"
          ],
          "word": "простота́"
        },
        {
          "roman": "próšče",
          "word": "про́ще"
        },
        {
          "roman": "prosták",
          "tags": [
            "masculine"
          ],
          "word": "проста́к"
        },
        {
          "roman": "prostovátyj",
          "word": "простова́тый"
        },
        {
          "roman": "prostodúšije",
          "tags": [
            "neuter"
          ],
          "word": "простоду́шие"
        },
        {
          "roman": "prostodúšnyj",
          "word": "простоду́шный"
        },
        {
          "roman": "prósto-náprosto",
          "word": "про́сто-на́просто"
        }
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[nʲɪsprɐˈsta]"
    }
  ],
  "word": "неспроста"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "не-",
        "3": "спроста́"
      },
      "expansion": "не- (ne-) + спроста́ (sprostá)",
      "name": "af"
    }
  ],
  "etymology_text": "не- (ne-) + спроста́ (sprostá)",
  "forms": [
    {
      "form": "неспроста́",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "nesprostá",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "неспроста́"
      },
      "expansion": "неспроста́ • (nesprostá)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "related": [
    {
      "roman": "prostój",
      "word": "просто́й"
    },
    {
      "roman": "prósto",
      "word": "про́сто"
    },
    {
      "roman": "prostotá",
      "tags": [
        "feminine"
      ],
      "word": "простота́"
    },
    {
      "roman": "próšče",
      "word": "про́ще"
    },
    {
      "roman": "prosták",
      "tags": [
        "masculine"
      ],
      "word": "проста́к"
    },
    {
      "roman": "prostovátyj",
      "word": "простова́тый"
    },
    {
      "roman": "prostodúšije",
      "tags": [
        "neuter"
      ],
      "word": "простоду́шие"
    },
    {
      "roman": "prostodúšnyj",
      "word": "простоду́шный"
    },
    {
      "roman": "prósto-náprosto",
      "word": "про́сто-на́просто"
    }
  ],
  "senses": [
    {
      "antonyms": [
        {
          "word": "спроста́"
        }
      ],
      "categories": [
        "Russian 3-syllable words",
        "Russian adverbs",
        "Russian colloquialisms",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian terms prefixed with не-",
        "Russian terms with IPA pronunciation",
        "Russian terms with usage examples"
      ],
      "examples": [
        {
          "english": "there is something behind that; (this is) no accident; there is more to it than meets the eye",
          "roman": "éto nesprostá",
          "text": "э́то неспроста́",
          "type": "example"
        }
      ],
      "glosses": [
        "not without purpose, with some hidden design"
      ],
      "links": [
        [
          "not",
          "not"
        ],
        [
          "without",
          "without"
        ],
        [
          "purpose",
          "purpose"
        ],
        [
          "with",
          "with"
        ],
        [
          "some",
          "some"
        ],
        [
          "hidden",
          "hidden"
        ],
        [
          "design",
          "design"
        ]
      ],
      "raw_glosses": [
        "(colloquial) not without purpose, with some hidden design"
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[nʲɪsprɐˈsta]"
    }
  ],
  "word": "неспроста"
}