i Register
In some senses, rectify is marked as obsolete. Watch for register when choosing this word.
verb
To heal (an organ or part of the body).
To restore (someone or something) to its proper condition; to straighten out, to set right.
To remedy or fix (an undesirable state of affairs, situation etc.).
to rectify the crisis
To purify or refine (a substance) by distillation.
To correct or amend (a mistake, defect etc.).