| INFULLSWING | At the peak of activity |
| WAVE | Peak of activity |
| INTOPFORM | At the peak of one's powers towards the end of schooldays? (2,3,4) |
| CHARDIN | French painter of animals, flowers, fruit, game and kitchenalia who, at the peak of his esteem, was rewarded by Louis XV with a studio/apartment in the Louvre and a royal pension (7) |
| CLOUDNINE | Idiomatic place with hazy, misty or obscure origins but popularly attributed to the highest classification of cumulonimbus nubes, where one is at the peak of happiness, elated, in seventh heaven or wa |
| MARON | Marc who said "I think the reason Jesus is so popular, just on a celebrity level, is that he died at the peak of his career." |
| RIPEST | At the peak of development |
| ONE | Number at the peak of Pascal's triangle |
| GABLE | Wall at the peak of a roof (5) |
| ONTOP | At the peak of performance (two words) |
| INYOURPRIME | At the peak of life |
| ATOP | At the peak of say |
| OCT | Mo. at the peak of spooky season |
| TOPOFTHECLASS | One at the peak of his form is (3,2,3,5) |
| ILL | Not at the peak of health |
| CROW | The forehead; the countenance or expression of the face; the peak of a hill; or, a ship's gangway (4) |
| CREST | Caught the others at the peak (5) |
| VISOR | The figure is gold on the peak of the cap (5) |
| SIERRA | What is a chain of hills or mountains, the peaks of which suggest the teeth of a saw (6) |
| CAPS | The pilei of mushrooms or toadstools; or, the stationary clouds covering the peaks of mountains (4) |
