| ricochet(noun, verb, take, bump, dip) |
| ski jump(verb, expression, idiom) |
| spurt(rush, speed, urge, hurry, quicken) |
| start up(verb, phrasal verb, start, rise, jump) |
| startle(verb, run, rush, dash, escape) |
| trip(noun, verb, drop, take, play) |
| upsurge(noun, drop, increase, fall, rise) |
| boost(advance, gain, invention) |
| bounciness(rat-a-tat, saltation, ashcan, elasticity, springiness) |
| breakthrough(noun, advance, progress, invention) |
| bustle(verb, go, change, advance, drive) |
| explosion(crack, revolution, upsurge) |
| gain(advance, invention) |
| galumph |
| give(elasticity, springiness) |
| growth |
| gush(verb, drop, go, pass, flow) |
| hippety-hop(bound, skip, bounce, hop, prance) |
| hopping(drop, fall, spring, skip, hop) |
| lick(verb, upset, clear, defeat, play) |