The term 'BIG BOW' can be solved by the six-letter word 'SALAAM'. SALAAM is an Arabic word that means 'PEACE' and is used as a greeting in many Middle Eastern countries. It is also used to express respect or reverence when addressing someone. The term 'big bow' is often used to describe a gesture of respect or reverence, such as bowing deeply to someone. Therefore, the crossword solution of 'SALAAM' for 'BIG BOW' is appropriate.