Synonyms to avoid extremes

average, Everyman, Public, accustomed, amidships, as a rule, average man, average out, balance, banal, besetting, bisect, bourgeois, center, central, common, common man, common run, commonplace, conventional, core, current, customarily, customary, dominant, double, epidemic, equatorial, equidistant, everyday, everyman, everywoman, fair, fairish, familiar, fold, garden, garden-variety, general, generality, generally, girl next door, golden mean, habitual, halfway, happy medium, homme moyen sensuel, household, in the main, indifferent, interior, intermediary, intermediate, juste-milieu, mean, medial, median, mediocre, mediocrity, mediterranean, medium, mesial, mezzo, mid, middle, middle course, middle ground, middle point, middle position, middle state, middle-class, middle-of-the-road, middlemost, middling, midland, midmost, midpoint, midships, midway, moderate, no great shakes, norm, normal, normally, normative, nuclear, ordinarily, ordinary, ordinary Joe, ordinary run, pair off, pandemic, par, plastic, popular, predominant, predominating, prescriptive, prevailing, prevalent, rampant, regnant,