| levity(noun, play, pleasure, sport, fun) |
| frivolousness(noun, sport, merriment, triviality, silliness) |
| flippancy(noun, humor, cheerfulness, merriment, recklessness) |
| flightiness(noun, humor, merriment, silliness, lightness) |
| triviality(noun, important, humor, surface, unimportance) |
| buffoonery(noun, sport, procrastination, horseplay, tomfoolery) |
| casual attitude |
| folly(noun, humor, merriment, foolishness, silliness) |
| play(noun, pleasure, fun, amusement, recreation) |
| frippery(noun, important, surface, nonsense, merriment) |
| fun(noun, play, pleasure, amusement, humor) |
| giddiness(noun, humor, simplicity, cheerfulness, merriment) |
| lightness(noun, humor, cheerfulness, merriment, triviality) |
| nonsense(noun, important, surface, merriment, foolishness) |
| sport(noun, play, pleasure, passion, fun) |
| trifling(noun, sport, humor, merriment, silliness) |
| clowning(noun, horseplay, tomfoolery) |
| game(noun, pleasure, amusement, recreation, entertainment) |
| prank |
| amusement(noun, pleasure, passion, amusement, fashion) |