The term 'BLOWHARD ACT THE' is a combination of five crossword solutions: BLUSTER (7 letters), BOAST (5 letters), BRAG (4 letters), WINDBAG (7 letters), and SCREED (6 letters). All of these words refer to someone who talks excessively and in an overly confident manner. BLUSTER is to speak loudly and aggressively, BOAST is to talk proudly about oneself or one's achievements, BRAG is to talk too proudly and boastfully, WINDBAG is to talk at length without making much sense, and SCREED is to talk in a long, pompous, and tedious way.