The term RECKLESS ONES can be summarized by two crossword solutions: MADCAPS (7 letters) and DAREDEVILS (10 letters). Both terms refer to people who are willing to take risks and act without caution. Madcaps are usually seen as people who are silly or foolish, while DAREDEVILS are more extreme and often involve dangerous activities. Both terms are used to describe people who are willing to take risks and act without regard for the consequences.