misbehavior, misbehaviour, misdeed - improper or wicked or immoral behavior

deviance, deviation - deviate behavior

quality - an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare

inhomogeneity - the quality of being inhomogeneous

fitfulness, jerkiness - the quality of being spasmodic and irregular

intermittence, intermittency - the quality of being intermittent; subject to interruption or periodic stopping

wavering, fluctuation - the quality of being unsteady and subject to fluctuations; "he kept a record of price fluctuations"

haphazardness, stochasticity, randomness, noise - the quality of lacking any predictable order or plan

unevenness, variability - a quality of variability and lack of uniformity

unsteadiness - the quality of being unsteady--varying and irregular

asymmetry, imbalance - (mathematics) a lack of symmetry

symptom - (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease

dyschezia - difficulty in defecating (usually as a consequence of long continued voluntary suppression of the urge to defecate)

fecal impaction - accumulation of hardened feces in the rectum or lower colon which the person cannot move

obstipation - severe constipation resulting from an obstruction in the intestines