The term 'NOT CLERICAL' can be represented by two crossword solutions: LAY and LAIC. The term 'LAY' is a 3-letter word meaning 'not of the clergy'. It is derived from the Old English word 'leah', which means 'not of the clergy'. The term 'LAIC' is a 4-letter word meaning 'not of a religious order'. It is derived from the Greek word 'laikos', which means 'belonging to the people'. Both terms refer to someone who is not part of the clergy or a religious order.