reform
intransitive verbTo improve by alteration, correction of error, or removal of defects; put into a better form or condition.
intransitive verbTo abolish abuse or malpractice in.
intransitive verbTo put an end to (an abuse or wrong).
intransitive verbTo induce or persuade (a person) to give up harmful or immoral practices; cause to adopt a better way of life.
intransitive verbTo subject (hydrocarbons) to cracking.
intransitive verbTo change for the better.
nounAction to improve or correct what is wrong or defective in something.
nounAn instance of this; an improvement.
adjectiveRelating to or favoring reform.