a suffix to most words. some say it can mean ass. Others say it's just a suffix.
dirt-ah: something dirty, unpleasant, or an act of pure stupidity
paste-ah: pale, translucent, albino
bell-ah: an obese stomach
crust-ah: crusty body parts (any and all body parts)
dumb-ah: an idiot
freak-ah: a freak
big-ah: a fat person