When it comes to synonyms for "dark web", some of the terms that people often use are "deep web", "black web", "underground internet", "invisible web", and "hidden web". The dark web refers to a part of the internet that is not easily accessible to the average person. This part of the web is often associated with illicit activities, such as buying and selling drugs, weapons, and other illegal items. Moreover, it is also known to be a breeding ground for cybercrime. While the dark web certainly has its fair share of dangers, it is important to remember that not everything that happens on this portion of the internet is nefarious, and there are legitimate reasons why some people may choose to use it.