Apperceptive
Part of speech: adjective
Definition: perceptive
Perceptive
Part of speech: adjective
Definition: having or showing keenness of perception, insight, understanding, or intuition
Example sentence: I've enjoyed appearing in Atlantic City. East Coast audiences are a bit brighter than Las Vegas audiences. I think most entertainers will tell you the same thing. The East Coast audiences are more perceptive - especially when it comes to a performer with a theatrical background.