| fool notion(expression, fitfulness) |
| foolery(caper, leapfrogging, jig) |
| foot it(expression, caper, leapfrogging, jig) |
| foxtrot(caper, leapfrogging, jig) |
| frolic(caper, leapfrogging, jig) |
| fun and games(expression, idiom, caper, leapfrogging, romp) |
| funny business(expression, caper, leapfrogging, jig) |
| gag(adventure, lark, escapade) |
| gambade(caper, leapfrogging, jig) |
| gambol(caper, leapfrogging, adventure, jig, lark) |
| gaming(caper, leapfrogging, jig) |
| good time(expression, caper, leapfrogging, jig) |
| good times(expression, caper, leapfrogging, jig) |
| ha-ha(caper, leapfrogging, jig) |
| high jinks(expression, adventure, lark, escapade) |
| hoof it(expression, caper, leapfrogging, jig) |
| hop(adventure, lark, escapade) |
| inconstancy |
| jape(adventure, lark, escapade) |
| jaunt(adventure, lark, escapade) |