THESAURUS
Corrigible
ameliorable, amendable, controllable, correctable, curable, domesticable, domitable, emendable, fixable, governable, handleable, improvable, manageable, manipulable, manipulatable, medicable, mendable, perfectible, reclaimable, recoverable, rectifiable, recyclable, redeemable, remediable, repairable, reparable, restorable, restrainable, retrievable, reversible, tamable, untroublesome
ROGET THESAURUS
Corrigible
Improvement
N
improvement, amelioration, melioration, betterment, mend, amendment, emendation, mending, advancement, advance, ascent, promotion, preferment, elevation, increase, cultivation, civilization, culture, march of intellect, menticulture, race-culture, eugenics, reform, reformation, revision, radical reform, second thoughts, correction, limoe labor, refinement, elaboration, purification, oxidation, repair, recovery, revise, new edition, reformer, radical, improving, progressive, improved, better, better off, better for, all the better for, better advised, reformatory, emendatory, reparatory, remedial, corrigible, improvable, accultural, on consideration, on reconsideration, on second thoughts, on better advice, ad melius inquirendum, urbent latericiam invenit marmoream reliquit.