[{"Bold_text": "verb (used with object)", "List Items": ["to strengthen with some added piece, support, or material:to reinforce a wall.", "to strengthen (a military force) with additional personnel, ships, or aircraft:to reinforce a garrison.", "to strengthen; make more forcible or effective:to reinforce efforts.", "to augment; increase:to reinforce a supply.", "Psychology.to strengthen the probability of (a response to a given stimulus) by giving or withholding a reward."]}, {"Bold_text": "noun", "List Items": ["something that reinforces.", "a metal band on the rear part of the bore of a gun, where the explosion occurs."]}]