Sentence examples for a nerd from inspiring English sources

The phrase "a nerd" is correct and usable in written English.
It can be used to describe someone who is very interested in a particular subject, often related to technology, science, or pop culture, and may be perceived as socially awkward.
Example: "Growing up, I was always considered a nerd because of my passion for comic books and video games."
Alternatives: "a geek" or "an enthusiast".