The correct answer is agitate.
Ferment
A. apply warmth to
B. focus mentally
C. agitate
D. distill
The correct answer is (C) To agitate; excite; excite; stir up; foment.
Ferment comes from French fermenter, Latin fermentare.
Examples of use:
- Reading fermented Ellen's imagination.
- His speeches always served to ferment opposition parties.