4-Letter Words Containing: J,U,M

• a sudden and decisive increase

• an abrupt transition

• (film) an abrupt transition from one scene to another

• a sudden involuntary movement

• descent with a parachute

• the act of jumping; propelling yourself off the ground

• move forward by leaps and bounds

• move or jump suddenly, as if in surprise or alarm

• make a sudden physical attack on

• increase suddenly and significantly

• be highly noticeable

• enter eagerly into

• rise in rank or status

• jump down from an elevated point

• run off or leave the rails

• jump from an airplane and descend with a parachute

• cause to jump or leap

• start (a car engine whose battery is dead) by connecting it to another car's battery

• bypass

• pass abruptly from one state or topic to another

• go back and forth; swing back and forth between two states or conditions