perniciousness

• Существительное, обозначающее качество или состояние крайней вредности, разрушительности или смертоносности, часто проявляющееся скрытым или коварным образом.

A noun referring to the quality or state of being extremely harmful, destructive, or deadly, often in a subtle or insidious way.

uncountable

1. Grave harmfulness or deadlinessC2formal

   The quality of being extremely harmful, destructive, or deadly, often in a subtle or gradual way.

   Пагубность

   • The perniciousness of the propaganda was not immediately apparent.
   • Historians have documented the perniciousness of the regime's policies.
   • The perniciousness of the disease lies in its ability to remain undetected for years.

   Synonymsdeadlinessdestructivenessharmfulnessinjuriousnessmalignancynoxiousness

   Antonymsbeneficencesalubriousnesswholesomeness