pitch-dark russian
непрогля́дный
pitch-dark, impenetrable
беспросве́тный
pitch dark or gloomy and hopeless
Very gloomy with no hope of anything
Without a gap completely dark
темным-темно́
pitch-dark
pitch-dark, impenetrable
pitch dark or gloomy and hopeless
Very gloomy with no hope of anything
Without a gap completely dark
pitch-dark