Let It Be Known is a phrase that has been used for centuries to emphasize the importance of making something known or public. In this crossword, the solutions AIRS, OPINE, and TATTLE all relate to this phrase. AIRS means to express one's opinion in a pompous or arrogant manner, OPINE means to express an opinion, and TATTLE means to tell tales or gossip. Together, these three words can be used to describe the act of making something known or public.