1. (noun)restraint the act of controlling by restraining someone or something Synonyms: control, constraint, simplicity, chasteness, simpleness Antonyms: unrestraint
2. (noun)restraint, control discipline in personal and social activities Synonyms: restraint, dominance, control condition, controller, mastery, ascendancy, command, control, ascendency, ascendance, simplicity, chasteness, constraint, ascendence, simpleness Antonyms: unrestraint
3. (noun)constraint, restraint the state of being physically constrained Synonyms: restraint, control, constraint, simplicity, chasteness, simpleness Antonyms: unrestraint
4. (noun)restraint a rule or condition that limits freedom Synonyms: control, constraint, simplicity, chasteness, simpleness Antonyms: unrestraint
6. (noun)restraint, constraint a device that retards something's motion Synonyms: restraint, control, constraint, simplicity, chasteness, simpleness Antonyms: unrestraint
Synonyms, Thesaurus & Antonyms of 'restraint'
English Synonyms and Antonyms
1. restraint A bar is something that is or may be firmly fixed, ordinarily with intent to prevent entrance or egress; as, the bars of a prison cell; the bars of a wood-lot. A barrier obstructs, but is not Synonyms: barrier, bar, bulwark, obstruction, rampart, barricade, hindrance, parapet, restraint, breastwork, obstacle, prohibition, restriction Antonyms: admittance, opening, road, transit, entrance, passage, thoroughfare, way
Synonyms for restraint 
