reform

Synonyms: ameliorate amend better bring up to code change one’s ways clean up clean up one’s act convert correct cure emend go straight improve make amends make over mend rearrange rebuild reclaim reconstitute reconstruct redeem refashion regenerate rehabilitate remake remedy remodel renew renovate reorganize repair resolve restore revise revolutionize rework shape up standardize swear off transform turn over a new leaf uplift

Antonyms: hurt impair worsen