Vocabulary 4 Write the nouns from these verbs.

Solution:

1. revision
2. analysis
3. translation
4. retirement
5. collection
6. discussion
7. vandalism
8. investigation
9. memorisation
10. improvement

Answer: 1. revision, 2. analysis, 3. translation, 4. retirement, 5. collection, 6. discussion, 7. vandalism, 8. investigation, 9. memorisation, 10. improvement.