Spelling And Word Usage Questions Medium
Some common prefixes that affect word spelling include "un-" (e.g., unhappy, unable), "re-" (e.g., redo, rewrite), "dis-" (e.g., disagree, dislike), and "pre-" (e.g., preview, preheat).
Similarly, common suffixes that affect word spelling include "-ing" (e.g., running, swimming), "-ed" (e.g., played, jumped), "-er" (e.g., teacher, writer), and "-able" (e.g., comfortable, enjoyable).