[{"Bold_text": "verb (used with object)", "List Items": ["to pull at with force, vigor, or effort.Synonyms: wrench , jerk , yank", "to move by pulling forcibly; drag; haul.", "to (a vessel) by means of a tugboat ."]}, {"Bold_text": "verb (used without object)", "List Items": ["to pull with force or effort:to tug at a stuck drawer.", "to strive hard; labor; toil."]}, {"Bold_text": "noun", "List Items": ["an act or instance of tugging; pull; haul.", "a strenuous contest between opposing forces, groups, or persons; struggle:the tug of young minds in a seminar.", "tugboat .", "that by which something is tugged, as a rope or chain.", "(on a harness) trace2(def1) trace2(def1).any of various supporting or pulling parts.", "trace2(def1) trace2(def1).", "any of various supporting or pulling parts."]}]