mediocrity
noun
acceptability, adequateness, average, averageness, baseness, common lot, commonness, commonplaceness, deficiency, fairness, inconsiderableness, inferiority, inferiorness, insignificance, low grade, low quality, mean, meanness, mediocritas, middle state, ordinariness, passableness, poorness, satisfactoriness, standardness, tolerability, tolerableness, triviality, unexceptionality, unimportance, unnoteworthiness, unremarkableness, unsatisfactoriness
Burton's Legal Thesaurus.
William C. Burton.
2006