"If you call me that name again, I'm going to explode!"
Metaphor The implied comparison achieved through a figurative use of words; the word is used not in its literal sense.
The clouds are candy floss.
Personification The attribution of personality to an impersonal thing.
My computer is not my best friend today.
Simile This is an explicit comparison between two things using 'like' or 'as'. He is as slow as a snail