Nerdom, the culture and lifestyle of being a nerd, is a popular trend among many people. However, if you want to avoid the word "nerdom" and express yourself with synonyms, there are numerous options to choose from. One option is "geek culture" which encompasses the same interests and hobbies as nerdom. Another option is "fandom" which refers to a group of individuals who share a common interest in a particular movie, TV show, or book. "Dork culture" is another synonym for nerdom, and it generally refers to someone who is socially awkward or clumsy, but also highly intelligent and knowledgeable about a particular topic.