[{"Bold_text": "verb (used with object)", "List Items": ["to prevent, hinder, or thwart by action in advance:to forestall a riot by deploying police.Synonyms: obstruct , intercept , obviate , preclude", "to act beforehand with or get ahead of; anticipate.Synonyms: avert , prevent", "to buy up (goods) in advance in order to increase the price when resold.", "to prevent sales at (a fair, market, etc.) by buying up or diverting goods."]}]