imbecility russian

• идиоти́зм

  idiocy, imbecility

• слабоу́мие

  feeble-mindedness, imbecility, weak-mindedness, mental deficiency

  dementia

• дебили́зм

  debility, imbecility, moronity

• придуркова́тость

  silliness, imbecility