Words easily confused

2. complete lack of inhibition or restraint.
6. machines collectively.
11. do physical harm or damage to (someone).
12. be composed or made up of.
13. have or hold (someone or something) within.
15. resist an attack made on (someone or something); protect from harm or danger.
17. remove (someone) from a place of danger to a safer place.
20. economic activity concerned with the processing of raw materials and manufacture of goods in factories.
21. save (someone) from a dangerous or distressing situation.

1. one's movable possessions.
3. physical harm caused to something in such a way as to impair its value, usefulness, or normal function.
4. keep safe from harm or injury.
5. a change which is a result or consequence of an action or other cause.
7. a quantity of something, especially the total of a thing or things in number, size, value, or extent.
8. to touch something with sudden force.
9. a particular amount of money.
10. a machine with moving parts that converts power into motion.
14. a thing or things belonging to someone; possessions collectively.
16. a building or group of buildings where goods are manufactured or assembled chiefly by machine.
18. have an effect on; make a difference to.
19. strike a surface noisily to attract attention, especially when waiting to be let in through a door.