[Kitten]

• When people advertise their genitals instead of themselves, especially if their genitals aren't extremely interesting and/or awe-inspiring.
• When people parading as Dominants actually want to be dominated or when people parading as submissives actually want to dominate.
• Bad breath. Just because it's annoying when you talk to someone, to get a whiff of their earlier dinner(s).
• When people are cocky but they have absolutely zip to back it up.

There are some more but let's see what others post before I clog up the entire thread with my petty grievances. :')