1The prefix 're-' is an affix used to indicate repetition, as in 'rewrite' or 'reopen'.
2Is the suffix '-ly' an affix that forms adverbs from adjectives?
3The word 'unhappiness' contains two affixes: the prefix 'un-' and the suffix '-ness'.
4When adding an affix to a word, be careful not to change its pronunciation or stress pattern.
5In linguistics, the study of affixes is crucial for understanding how words are formed and modified.