To make correct or set right; to correct or rectify something.
From 'correct' plus '-ify' suffix (to make or cause to be), creating a verb form synonymous with correct but emphasizing the process of making correction.
Correctify is so rare that most people don't use it—English already has 'correct,' so adding '-ify' feels like linguistic overkill, showing how some word combinations just never catch on.
Complete word intelligence in one call. Free tier — 50 lookups/day.