The crossword solution for the term 'Protestant Work ETHIC' is ETHIC, which is a five-letter word. The Protestant Work ETHIC is a concept that originated in the 16th century during the Protestant Reformation. It is based on the idea that hard work and frugality are virtues that should be embraced by all people. This concept has been used to explain the success of certain Protestant groups in Europe and North America. The Protestant Work ETHIC has been credited with helping to create a strong middle class in many countries.