"Intense darkness" is a phrase that is often used to describe a lack of light or visibility. It can evoke feelings of fear, isolation, and disorientation. There are many synonyms for this phrase, including pitch black, absolute darkness, impenetrable darkness, deep shadows, and oppressive darkness. These words all convey a similar sense of foreboding and mystery, and can be used interchangeably to describe a space or situation where it is difficult or impossible to see. Whether used in literature, film, or everyday language, synonyms for "intense darkness" can bring a sense of depth and atmosphere to any description.