1. Shifting stress in word families.
Listen to these words from the same word family. Note how the main stress is different in one case.
sigNIFicance
				sigNIFicant
				SIGnify 
				insigNIFicant
				sigNIFicantly
Listen to the following word families, and say whether the stress is always the same or sometimes different.
2. Shifting stress in word families (continued).
Listen again, and mark the word that has the different stress from the other two.
3. Practice.
Practise saying these pairs of words.
| 1. | theory | theoretical | 
| 2. | final | finality | 
| 3. | investigate | investigation | 
| 4. | consequence | consequential | 
| 5. | isolate | isolation | 
| 6. | method | methodical | 
4. More practice.
Now practise saying these word families.
| 1. | theory | theorise | theoretical | 
| 2. | construct | construction | constructive | 
| 3. | evidence | evident | evidently | 
| 4. | finality | finalise | final | 
| 5. | emerge | emergence | emergent | 
| 6. | investigate | investigator | investigation | 
| 7. | consequence | consequential | consequently | 
| 8. | isolate | isolated | isolation | 
| 9. | distinctive | indistinctive | distinction | 
| 10. | method | methodical | methodically |