A hard blow is a forceful impact that can cause physical or emotional pain. The term can be used to describe a variety of situations, from physical altercations to tragic events. In the crossword puzzle, the solutions for the term 'hard blow' are THWACK (6 letters), BELT (4 letters), SOCK (4 letters), TRAGEDY (7 letters), ONER (4 letters), and WHAM (4 letters). Each of these words describes a different type of hard blow, from the physical impact of a BELT or SOCK to the emotional devastation of a TRAGEDY.