word-perfect
From Longman Dictionary of Contemporary Englishword-perfectˌword-ˈperfect adjective British English REMEMBERable to remember and say every word of something correctly She rehearsed her speech until she was word-perfect.Examples from the Corpusword-perfect• Burton arrived at the first rehearsal word-perfect and with the part already sewn on him like a skin.• She was word-perfect in the part she had to play; knew she could perform without betraying her nervousness.