Well, here are some "ass-cons".
(_!_) a regular ass (___!___) a fat ass (!) a tight ass (_._) a flat ass (_^_) a bubble ass (_*_) a sore ass {_!_} a swishy ass (_o_) an ass that's been around (_0_) an ass that's been more around (_x_) kiss my ass (_X_) leave my ass alone (_zzz_) a sleepy ass (_o^o_) a wise ass (_13_) an unlucky ass (_?_) dumbass