The crossword solution for the term MARES, TO HARES is RHYME, which is a five-letter word. RHYME is a literary device in which two or more words have similar sounds, usually at the end of the words. It is often used in poetry and song lyrics to create a musical effect. RHYME can also be used to emphasize certain ideas or to create a sense of unity within a piece of writing. In this case, the term MARES, TO HARES is an example of RHYME, as the words share the same ending sound.