List of decent synonyms and decent related words.
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, feasible, felicitous, fit, fitten, fitting, formal, fraternal, friendly, fructuous, full of integrity, generous, genteel, good, good enough, goodish, gracious, happy, high-minded, high-principled, highly respectable, honest, honorable, human, humane, immaculate, indulgent, inviolate, irreproachable, just, kind, kindhearted, kindly, kindly-disposed, kosher, law-abiding, law-loving, law-revering, likely, loving, manly, mannerly, mediocre, meet, middling, minimal, minimum, moderate, modest, moral, nice, noble, normal, normative, not amiss, not bad, not half bad, not outstanding, not so bad, obliging, okay, opportune, ordinary, orthodox, overindulgent, overpermissive, passable, permissive, plenty, plenty good enough, polite, politic, presentable, pretty good, principled, profitable, proper, proportionate, pure, reasonable, received, recognized, recommendable, reputable, respectable, right, right and proper, right-minded, righteous, rightful, rigid, satisfactory, seasonable, seemly, severe, so so, softhearted, sortable, spotless, stainless, sterling, strict, substantial, sufficient, sufficient for, sufficing, suitable, sympathetic, sympathizing, tasteful, tender, tenderhearted, thoughtful, tidy, timely, to be desired, tolerable, traditional, true-dealing, true-devoted, true-disposing, true-souled, true-spirited, truehearted, unblemished, uncorrupt, uncorrupted, undefiled, unexceptionable, unexceptional, unimpeachable, unimpressive, unobjectionable, unspotted, unstained, unsullied, untarnished, up to, upright, uprighteous, upstanding, urbane, useful, virtuous, warm, warmhearted, well-bred, well-timed, wise, workmanlike, worthwhile, worthy, yeomanly