The crossword solutions for the term SUFFIX WITH MOON are 'IES' (3 letters) and 'SCAPE' (5 letters). The suffix 'ies' is a common English language suffix used to form a plural noun from a singular noun, such as 'DOG' becoming 'dogs'. The suffix 'SCAPE' is derived from the Old English word 'scapian', which means 'to shape or form'. It is often used to refer to a type of landscape or view, such as a seascape or a cityscape.