Prefixes are added to the beginning and suffixes are added to the end of the word. Examples of a prefix include ‘Pre’, ‘un’, and ‘re.’ And examples of a suffix include ‘less’, ‘i ...

Preferable. So this time we can just add the suffix and no extra r. My preference is that you stop baking and go outside. Here are some further examples of adding suffixes -ed and -ing to words ...