The crossword solution for the term 'SUGAR-NAME SUFFIX' is OSE, which is a suffix used to form nouns from other words. It is derived from the Latin word -ōsus, meaning 'full of'. This suffix is often used to denote something that is sweet or sugary, such as glucose or fructose. In this case, it is being used to form a sugar-name suffix, suggesting that the word it is attached to is related to sugar in some way.