Synonyms to retention

abnegation, abstinence, calm, calmness, conservatism, constraint, continence, contradiction, control, cool, declension, declination, declinature, declining, denial, deprivation, disagreement, disallowance, disclaimer, disclamation, disobedience, dispassion, dissent, evenness, forbearance, frugality, gentleness, golden mean, happy medium, holding back, impartiality, judiciousness, juste-milieu, lenity, meden agan, middle way, mildness, moderateness, moderation, moderationism, nay, naysaying, negation, negative, negative answer, negative attitude, negativeness, negativism, negativity, neutrality, nix, no, nonacceptance, noncompliance, nonconsent, nonobservance, nonviolence, nothing in excess, pacifism, prudence, recantation, refusal, rejection, renouncement, renunciation, repose, repudiation, restraint, self-abnegation, self-control, self-denial, self-discipline, self-mastery, self-restraint, serenity, soberness, sobriety, sophrosyne, stability, steadiness, temperance, temperateness, thumbs-down, tranquillity, turndown, unexcessiveness, unextravagance, unextremeness, unwillingness, via me