Epizeuxis --repeats one word for emphasis
                --that means “fastening together”. It is defined as a rhetorical device in which the                     words or phrases are repeated in a quick succession after each other for                               emphasis. 


Example1
           The amusement park was fun, fun, fun.

   

Example #2

Alone, alone, all, all alone,
Alone on a wide, wide room

Example #3

 The Physics homework was so hard,hard, hard!





Hyperbole--an exaggeration 

                --is a figure of speech, make something bigger than it really it.

Example1

I'm so tired I could sleep for a year!



Example2
My backpack weighs a ton!



Example3
I'm so hunger I could eat a house!