Fight or flight.

-

Ghost of Christmas past.

Though not just once a year;

it creeps up on you whenever it senses a potential, opportunistic bastard.

(I contemplated the use of the term "bastard". I never use it, and it seems harsh. At the same time, I can't think of any other term more apt, or admittedly, better sounding. Need to stop apologizing or feeling apologetic for things I shouldn't be sorry for.)

-

Waver.

Certainty.

Irrationality.

Right.

Thoughts.

Reality?

The opposite of doubt is faith.

Hey, you missed a spot.