Any person that misunderstands nearly everything you do for some sort of deeper meaning and makes the wrong conclusion, everytime, Is scary. It's destructive. (I dont know if that is inherent to any personality type or not)
ENTJs... generally seem trustworthy or funny. Maybe I'm crazy
Actually, I'm mostly scared of 400 lb gorillas. Not personality types. I learned early on to just call other people out if they behave unnecessarily aggressive. My track record is pretty good, and they usually turn out to be equal. Only one of them beat the crap out of me.