The phrase "pet peeve" refers to something that bothers or annoys a person more than it bothers others. It is a personal annoyance or irritation that someone might have. Full definition
It doesn't get shiny after several trips to the dry cleaners (a big pet peeve of mine) so you can wear it for years and it still looks fresh and chic. (thesequinist.com)
It's a big pet peeve of mine when tote bags are just an empty sack because I can never find anything! (katiesbliss.com)
Agents and editors read thousands of manuscripts each year, and most of them have a list of pet peeves about opening chapters. (blog.infinitypublishing.com)