---Guys who wear sandals, or open-toed shoes. I'm very sorry, but I can't stand guy feet. Too much hair.
---Bleached hair.
---You know, when people sit behind you, in a desk, and they "tap" their foot; that nervius movement? Yeah, that bugs me, because then I'm bouncing all over the place in my seat.
---Loud breathers.

There's probably a bunch more, if I think long enough, but that'll do. For now.