Synonyms: correct, accurate, exact, true
correct: without any mistakes
Example: Some of your answers were not correct.
accurate: correct in all details
Example: Are the figures accurate? We asked them to make an accurate copy of the plan.
exact: completely correct in every detail
Example: Can you tell me the exact words she used? We need to know the exact route she took that night.
true: correct according to facts or reality
Example: What he says is simply not true. Is it true that he’s been married twice?
incorrect: wrong, not correct