[{"Bold_text": "noun", "List Items": ["limitation or restriction.Synonyms: pressure , obligation , force", "repression of natural feelings and impulses:to practice constraint.", "unnatural restraint in manner, conversation, etc.; embarrassment.", "something that constrains .", "the act of constraining .", "the condition of being constrained . constrain .", "Linguistics.a restriction on the operation of a linguistic rule or the occurrence of a linguistic construction."]}]