Control over oneself
self-restraint, control, self-control, reserve, reticence, constraint, artistic economy, withholding, caution, coolness, forbearance, silence, secretiveness, stress repression, self-government, undemonstrativeness, stiffness, formality, abstinence, moderation, temperance, self-denial, self-repression, unnaturalness, constrained manner, inhibition, abstemiousness, abstention, self-discipline, self-censorship.
Antonyms slackness, laxity, demonstrativeness.
An influence that checks or hinders
repression, deprivation, limitation, hindrance, abridgment, reduction, decrease, prohibition, confinement, check, barrier, obstacle, obstruction, restriction, bar, curb, rein, blockade, order, command, instruction, coercion, impediment, compulsion, duress, force, violence, deterrence, deterrent, discipline, assignment, definition, prescription, moderation, tempering, qualifying, lid*; see also limitation 1, 2.
Antonyms liberty*, license, incitement.
A device that restrains; often plural
bonds, fetters, straitjacket; see chains, handcuffs.