irregularity

noun

1. 1

   behavior that breaches the rule or etiquette or custom or morality

2. 2

   not characterized by a fixed principle or rate; at irregular intervals

3. 3

   an irregular asymmetry in shape; an irregular spatial pattern

4. 4

   irregular and infrequent or difficult evacuation of the bowels; can be a symptom of intestinal obstruction or diverticulitis