| pointless(adjective, silly, foolish, trivial, empty) |
| frivolous(adjective, pleasant, smart, silly, dry) |
| idle(adjective, silly, foolish, trivial, senseless) |
| punning(adjective, pleasant, silly, laughing, zany) |
| superficial(adjective, silly, foolish, trivial, empty) |
| trivial(adjective, silly, foolish, empty, senseless) |
| facetious(adjective, silly, foolish, trivial, zany) |
| irrelevant(adjective, empty, worthless, frivolous, ineffective) |
| putting one on(expression, adjective, idiom, pleasant, kidding) |
| wisecracking(adjective, pleasant, silly, laughing, zany) |
| abortive(adjective, empty, worthless, frivolous, ineffective) |
| bootless(adjective, empty, worthless, frivolous, ineffective) |
| careless |
| cursory |
| empty(adjective, worthless, frivolous, ineffective, futile) |
| flipper(adjective, pleasant, laughing, zany, schtick) |
| fruitless(adjective, empty, worthless, frivolous, ineffective) |
| futile(adjective, empty, worthless, frivolous, ineffective) |
| groundless(adjective, empty, worthless, frivolous, ineffective) |
| hollow(adjective, empty, worthless, frivolous, ineffective) |