What is the difference between Adverse and Averse?

What is the difference between Adverse and Averse? : 
Adverse : 

( 1 ) Not favourable - contrary

He is living in adverse circumstances. 

( 2 ) Opposing – hostile

Your adverse criticism has hurt her feelings. 

There was an adverse reaction to your proposals. 

( 3 ) Harmful

There are adverse effects of this medicine. 

Averse : 

( 1 ) Opposed to something – not liking something

He seems to be averse to hard work. 

They are averse to honesty and rectitude.