Flora and fauna (= plants and animals) Fauna

ignore

ignore something to pay no attention to somethingSYNONYM disregard

deflate

deflate (something) to let air or gas out of a tyre, balloon, etc.; to become smaller because of air or gas coming out

to reduce the amount of money being used in a country so that prices fall or stay steady

inflate

1. 
   inflate (something) to fill something or become filled with gas or air
   
   • 
     Inflate your life jacket by pulling sharply on the cord.
     
   • 
     The balloons had been inflated with helium.
     
   • 
     When attacked, the fish inflates itself to twice its size.
     
   • 
     The life jacket failed to inflate.
     
   • 
     The dinghy was in the water, fully inflated.
     

inflate (something) to increase the price of something; to increase in price

• 
  The principal effect of the demand for new houses was to inflate prices.
  
• 
  The profit margin had been artificially inflated.
  
• 
  Food prices are no longer inflating at the same rate as last year.
  

compel

to force somebody to do something; to make something necessary

• 
  compel somebody to do something The law can compel fathers to make regular payments for their children.
  

incentive

[countable, uncountable] incentive (for/to somebody/something) (to do something) something that encourages you to do something

• 
  There is no incentive for people to save fuel.
  
• 
  There is an added incentive for you to buy from our catalogue—a free gift with every purchase.
  

enforce

to make sure that people obey a particular law or rule

• 
  enforce something It's the job of the police to enforce the law.
  
• 
  The legislation will be difficult to enforce.
  
• 
  United Nations troops enforced a ceasefire in the area.
  

permit

​an official document that gives somebody the right to do something, especially for a limited period of time

• 
  a parking/building permit
  
• 
  to apply for a permit