agitator — If you describe someone involved in politics as an agitator, you disapprove of them because of the trouble they cause in organizing campaigns and protests.
alligator — An alligator is a large reptile with short legs, a long tail and very powerful jaws.
allocator — anyone or anything that allocates something
animator — An animator is a person who makes films by means of animation.
applicator — An applicator is a device that you use to put something somewhere when you do not want to touch it or do it with your hands.
calculator — A calculator is a small electronic device that you use for making mathematical calculations.
