protecting an animal or a person fro a disease by giving them a vaccine

increase the effects of something

give money to help pay for something

The male bird.........the eggs of the female.

offer of marriage

property

sport of shooting arrows

people who work somewhere

The successful TV show was the ...........of the screenwriter.

He calcuated ..........and knew exactly how much the trip would cost.

You will need to get ..........against typhus before you travl to India.

The scandal could ........his political career.

This is a very strong drug which can only be ..........in rare cases. 

give reasons for

Our company needs to........into other products if it is to survive.