Nouns

(n)recoil, repercussion, rebound, backlasha movement back from an impact
(n)rebounda reaction to a crisis or setback or frustration“he is still on the rebound from his wife's death”
(n)reboundthe act of securing possession of the rebounding basketball after a missed shot

Verbs

(v)bounce, resile, take a hop, spring, bound, rebound, recoil, reverberate, ricochetspring back; spring away from an impact“The rubber ball bounced”, “These particles do not resile but they unite after they collide”
(v)rally, reboundreturn to a former condition“The jilted lover soon rallied and found new friends”, “The stock market rallied”