The term 'PIOUS ASSENT' is composed of two words, 'PIOUS' and 'ASSENT'. PIOUS is an adjective meaning devoted to religious duties or observances, while ASSENT is a noun meaning agreement or approval. Together, the phrase 'PIOUS ASSENT' can be interpreted as a devout agreement or approval. The crossword solution for this term is 'AMEN', which is a Hebrew word meaning 'so be it'. It is commonly used in religious contexts to express agreement or approval.