| RESTATEMENT | Repetition of a formal account |
| REPORT | Make a formal account of the loud noise (6) |
| REPORTED | Gave a formal account of (8) |
| STATEMENT | A formal account, declaration of facts, etc. (9) |
| ECHO | A code word; a reflected sound; quiet repetition of a musical phrase; an electronic reverb effect in a recording; or, a memory evoked (4) |
| QED | Abbreviation of a Latin phrase for "which was to be demonstrated or proved", used at the end of a formal proof and as the title of a former BBC science documentary series (1,1,1) |
| TREMOLO | In music, the rapid repetition of a single note produced by a back-and-forth movement of a bow (7) |
| THEOREM | A statement or formula that can be deduced from the axioms of a formal system by means of its rules of inference (7) |
| ITERATION | For computers, what is the repetition of a series of steps that are controlled by a conditional? (9) |
| ENTREE | French word for a dish served between the main courses of a formal dinner, or according to Mrs Beeton, a side dish served with the first course (6) |
| COURSE | One of the successive dishes of a formal meal; or, the ground over which golf is played or a race is run (6) |
| ENCORE | What is a demand by an audience for a repetition of a song, etc (6) |
| ANAPHORA | Repetition of a word at the start of successive sentences |
| PRIMO | First course of a formal Italian meal following antipasti; or, the leading or principal part in a duet (5) |
| BUFFET | A blow to one's hopes of a formal meal? |
| ADDRESS | A speech or written communication, especially one of a formal nature (7) |
| WINEGLASS | Part of a formal table setting |
| COATTAIL | Part of a formal suit |
| DEARSIRS | Opening words of a formal letter (4,4) |
| DEARSIR | Start of a formal letter |
