improvement Synonyms

melioration advance betterment amelioration resurgence restoration rescript repossession repair renovation redaction retrieval retrospection revisal refitting revision revival revivification revolution righting renewal renascence redintegration reenactment reestablishment reexamination refinement reform re-form reformation re-formation regeneration regulating rehabilitation reinstatement reinstation reinvestment rejuvenation ripening rise upgrowth upswing improval optimization overachievement perestroika progressiveness redevelopment reinterpretation tenderization