Synonyms of rejuvenation

2 Syllables
rebirth
3 Syllables
revivals, recharging, retrievals, refilling, renewal, resumption, retrieval, revival, renewals, resumptions, revampment
4 Syllables
reanimation, renaissance, reawakening, renascence, restoration, repossessions, repatriation, instauration, reinstitution, reactivation, repatriations, resurgence, repossession, refurbishment, facelifting, stimulation, restorations
5 Syllables
resuscitation, risorgimento, recommencement, metempsychosis, recuperation, redintegration, metempsychoses, reinvigoration
6 Syllables
revivification, revitalization