restraint in WordNet English dictionary

1. lack of ornamentation
   "the room was simply decorated with great restraint"
   chasteness  restraint  simplicity  simpleness 
   
2. a device that retards something's motion
   "the car did not have proper restraints fitted"
   restraint  constraint 
   
3. the state of being physically constrained
   "dogs should be kept under restraint"
   constraint  restraint 
   
4. discipline in personal and social activities
   "he was a model of polite restraint"; "she never lost control of herself"
   restraint  control 
   
5. the act of controlling by restraining someone or something
   "the unlawful restraint of trade"
   restraint 
   
6. a rule or condition that limits freedom
   "legal restraints"; "restraints imposed on imports"
   restraint