To answer the question, you would need to see a list of words. The word that is formed by removing a suffix from a longer word would be the example of back-formation. For example: - "Edit" is a back-formation from the word "editor."- "Enthuse" is a back-formation from the word "enthusiasm." Let me know if you have a list of words, and I can help you identify the back-formation!HOPE YOU GIVE US A PERFECT START