"nieraz" meaning in Polonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en polonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Compositions en polonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Polonais",
      "orig": "polonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de nie et de raz → voir teraz (« maintenant »)."
  ],
  "lang": "Polonais",
  "lang_code": "pl",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en polonais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en polonais à traduire",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Nieraz to już robiłem, więc nie będę mieć z tym problemu."
        }
      ],
      "glosses": [
        "Souvent."
      ],
      "id": "fr-nieraz-pl-adv-FVATILbL"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɲɛras\\"
    }
  ],
  "synonyms": [
    {
      "word": "często"
    }
  ],
  "word": "nieraz"
}

{
  "categories": [
    "Adverbes en polonais",
    "Compositions en polonais",
    "polonais"
  ],
  "etymology_texts": [
    "Composé de nie et de raz → voir teraz (« maintenant »)."
  ],
  "lang": "Polonais",
  "lang_code": "pl",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "categories": [
        "Exemples en polonais",
        "Exemples en polonais à traduire"
      ],
      "examples": [
        {
          "text": "Nieraz to już robiłem, więc nie będę mieć z tym problemu."
        }
      ],
      "glosses": [
        "Souvent."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɲɛras\\"
    }
  ],
  "synonyms": [
    {
      "word": "często"
    }
  ],
  "word": "nieraz"
}