The term 'whip soundly' can be represented by two crossword solutions, TAN (3 letters) and LAMBAST (7 letters). TAN is a verb meaning to beat or flog with a whip or rod, while LAMBAST is a verb meaning to criticize severely. Both words are derived from the Old English word 'thwapan, ' which means to strike or hit. Historically, whipping was used as a form of punishment, often for minor offenses such as theft or disobedience. In modern times, it is considered an inhumane form of punishment and is illegal in many countries.