WordNet sense 1 (a sudden and decisive increase):

leap

WordNet sense 2 (an abrupt transition):

saltation

WordNet sense 3 (be highly noticeable):

leap out, stick out, stand out, jump out

WordNet sense 4 (jump down from an elevated point):

jump off

WordNet sense 5 (run off or leave the rails):

derail

WordNet sense 6 (jump from an airplane and descend with a parachute):

chute, parachute

WordNet sense 7 (move forward by leaps and bounds):

bound, spring

WordNet sense 8 (move or jump suddenly, as if in surprise or alarm):

start, startle

WordNet sense 9 (start (a car engine whose battery is dead) by connecting it to another car's battery):

jump-start, jumpstart

WordNet sense 10 (bypass):

skip, pass over, skip over

WordNet sense 11 (descent with a parachute):

parachuting

WordNet sense 12 (rise in rank or status):

rise, climb up

WordNet sense 13 (go back and forth; swing back and forth between two states or conditions):

alternate, alternate

WordNet sense 14 (the act of jumping; propelling yourself off the ground):

jumping