Synonyms to unimpressive

back burner, dinky, dispensable, immaterial, inappreciable, inconsequential, inconsiderable, inessential, inferior, insignificant, irrelevant, little, minor, minute, negligible, nonessential, not vital, petit, small, technical, unessential, unnoteworthy, decent, Christian, Christlike, Christly, OK, acceptable, accepted, accommodating, according to Hoyle, acknowledged, adequate, admissible, admitted, advantageous, advisable, affable, affectionate, agreeable, all right, amiable, ample, appropriate, approved, ascetic, austere, average, barely sufficient, becoming, befitting, being done, benevolent, benign, benignant, better than nothing, blameless, brotherly, chaste, civil, clean, comfortable, comme il faut, commensurate, common, compassionate, competent, complaisant, compliant, condign, conformable, conforming, congruous, considerate, convenient, conventional, correct, corresponding, courteous, creditable, customary, de rigueur, decorous, delicate, desirable, dignified, due, elegant, enough, equal to, erect, estimable, ethical, expedient, fair, fair to middling, fairish, fate, favorable, feasibl