Airheaded
Part of speech: adjective
Definition: silly, foolish unintelligent
Silly
Part of speech: adjective
Definition: Pitiable; deserving of compassion; helpless.foolish, showing a lack of good sense and wisdom; frivolous, trifling.irresponsible, showing irresponsible behaviors.playful, giggly.semiconscious, witless.of a fielding position, very close to the batsman; closer than shortsimple, not intelligent, refined.
Example sentence: It's silly talking about how many years we will have to spend in the jungles of Vietnam when we could pave the whole country and put parking stripes on it and still be home by Christmas.