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 short simple, not intelligent, refined.
Example sentence: If people never did silly things nothing intelligent would ever get done.
Frivolous
Part of speech: adjective
Definition: silly; especially at an inappropriate time or in an inappropriate mannerOf little weight or importance; not worth notice; slight.
Example sentence: It is shallow people who think beauty is frivolous or excessive. If you are bringing beauty and god, you are enriching the country. Rice feeds the body, books feed the mind, beauty feeds the soul. It is one thing I can really be proud of and stand tall in the world.