Draw three columns and place the prefix, suffix and root words correctly. Your words unicycle, re writing, overdoing, semifinal, triangle, resigning, unavoidable, improvement, usefulness, inorganic, invisible, rebuilding.
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| Prefix | Suffix | Root word |
| Uni | | Cycle |
| Re | Ing | Write |
| | Ing | over/do |
| Semi | | Final |
| Tri | | Angle |
| Re | Ing | Sign |
| Un | Able | Avoid |
| Im | Ment | Prove |
| | Ness | Useful |
| In | | Organic |
| In | | Visible |
| Re | Ing | Build |
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