[{"Bold_text": "verb (used with object)", "List Items": ["to make slow; delay the development or progress of (an action, process, etc.); hinder or impede.Synonyms: check , obstruct Antonyms: accelerate"]}, {"Bold_text": "verb (used without object)", "List Items": ["to be delayed."]}, {"Bold_text": "noun", "List Items": ["a slowing down, diminution, or hindrance, as in a machine.", "Slang: Disparaging and Offensive.a contemptuous term used to refer to a person who is cognitively impaired.a person who is stupid, obtuse, or ineffective in some way.", "a contemptuous term used to refer to a person who is cognitively impaired.", "a person who is stupid, obtuse, or ineffective in some way.", "Automotive, Machinery.an adjustment made in the setting of the distributor of an internal-combustion engine so that the spark for ignition in each cylinder is generated later in the cycle.Compare advance(def28) advance(def28)."]}]