Analogies

1.Advent:arrival::exaggeration:____
2.Allude:hint::____:self evident

I need help making similies i don't quite understand how to do them.

Metaphors
1.Leaping with laughter
2.Life has a tendency to come back and bite you in the rear

Idioms
1.A slap on the wrist
2.A taste of your own medicine

can you tell me and explain what each of them mean
thank you

Solving analogies:

http://www.google.com/search?q=solving+analogies&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7GGIE_en

Similes -- comparisons that includes "like" or "as" -- She is as tall as a giraffe. or Her blue eyes are like the sky on a summer morning.

Metaphors -- comparisons that do not include "like" or "as" -- both your examples are correct.

Idioms:
http://www.usingenglish.com/reference/idioms/s.html
Look them up alphabetically.