Defecalgesiophobia

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

Source: wiktionary

[…] 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.

Source: wiktionary

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.

Source: wiktionary

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

Source: wiktionary