Defecalgesiophobia

Defecalgesiophobia, it has been called. Anusol Suppositories promptly remove the strain. And, with it, this most aggravating complication.

[…] It is further neglected by a mental dependence upon cathartics or enemata to produce the stimulation. Defecalgesiophobia is a common cause for neglecting the act.

Defecalgesiophobia―The dread of defecation because of pain is the starting point in the vicious circle of hemorrhoids. It results in constipation, and constipation favors hemorrhoid formation.

I guess a merinthophobic sadist / Would be unable to get satisfaction, / Unless he conquered his defecaloesiophobia ^([sic]), / And focused down there for his action.