Eighteenth Amendment, Prohibition Party, Volstead Act, aloofness, arrest, arrestation, arrestment, backwardness, bamboo curtain, ban, barrier of secrecy, bashfulness, blackout, blankness, block, blockage, blocking, bottling up, censorship, check, chilliness, choking, clogging, closing up, closure, coldness, constraint, constriction, contraband, control, conversion, coolness, corking up, crackdown, cramp, crushing, curb, curtain, defense mechanism, delay, denial, detachment, detainment, detention, deterring, disallowance, discreetness, discretion, distance, embargo, exclusion, expressionlessness, extinction, extinguishment, fixation, foot-dragging, forbiddance, forbidden fruit, forbidding, frigidity, frostiness, frustrating, frustration, guardedness, hampering, hindering, hindrance, holdback, holding, holding in, holdup, hush-up, iciness, impassiveness, impassivity, impediment, impersonality, inaccessibility, index, index expurgatorius, index librorum prohibitorum, inhibition, injunction, interdict, interdiction, interdictum, interference, interruption, introversion, iron curtain, ironbound security, keeping, law, let, limitation, locking in, maintenance, mental block, modesty, negativism, no-no, nuisance value, oath of secrecy, obstruction, obstructionism, occlusion, official secrecy, opposition, pall, preclusion, prehension, preservation, prevention, prohibition, prohibitory injunction, proscription, psychological block, putting down, quashing, quelling, quenching, refusal, rejection, remoteness, reserve, reservedness, resistance, restraint, restriction, restrictive covenants, retainment, retardation, retardment, retention, retentiveness, retentivity, reticence, reticency, retirement, ruling out, seal of secrecy, security, setback, smashing, smothering, squashing, squeeze, squelching, standoffishness, statute, stifling, stranglehold, strangling, stricture, subdual, subduedness, subjugation, sublimation, suffocating, sumptuary laws, suppression, symbolization, taboo, tenacity, throttling, unaffability, unapproachability, uncongeniality, undemonstrativeness, unexpansiveness, veil, veil of secrecy, withdrawal, withdrawnness, wraps, zoning, zoning laws