CLOCKWORD
The solutions from 1 to 12 are all six-letter words ending with the letter N in the centre. Moving clockwise from 1, the letters in the outer circle will spell out the name of an English former rugby player.
1. Compost heap
2. Achieve
3. Sanity
4. Of Troy
5. Detain
6. Idea
7. Choice
8. Two shillings
9. Gelid
10. Asian
11. In the rear
12. Concealed