Clockword

The solutions from 1 to 12 are all six-letter words ending with the letter T in the centre. Moving clockwise from 1, the letters in the outer circle will spell out the name of a French philosopher.

1. Cease 2. Young bird 3. Lump of gold 4. Put money into 5. Surrender 6. Subtract 7. Whole 8. Summarize 9. Accompany 10. Most unusual 11. Vent 12. Cautious money management