[{"Bold_text": "verb (used with object)", "List Items": ["to straighten from a bent form or position.", "to release from the strain of formality, intense effort, etc.; relax:to unbend one's mind.", "to release from tension, as a bow.", "Nautical.to loose or untie, as a sail or rope.to unfasten from spars or stays, as sails.", "to loose or untie, as a sail or rope.", "to unfasten from spars or stays, as sails."]}, {"Bold_text": "verb (used without object)", "List Items": ["to relax the strictness of formality or ceremony; act in an easy, genial manner:Imagine him unbending!", "to become unbent; straighten."]}]