correct — If something is correct, it is in accordance with the facts and has no mistakes.
adverb amiss
correctly — to set or make true, accurate, or right; remove the errors or faults from: The native guide corrected our pronunciation. The new glasses corrected his eyesight.
adj amiss
suitable — such as to suit; appropriate; fitting; becoming.
proper — adapted or appropriate to the purpose or circumstances; fit; suitable: the proper time to plant strawberries.