Simile
A simile is a comparison of two things using like or as.
Examples:
A rainbow is like a child's Painting.
Her cat was as evil as the devil.
The panda was as adorable as the cutest puppy in the world
Metaphor
A metaphor is a comparison of two things without using like or as.
Examples:
The snow is cold feathers.
The cloud was cotton candy.
The fog is a gray blanket in China
Personification
Giving a nonhuman object human traits
Examples:
That rain danced on the ground as it fell from the sky.
The old tree swayed to the beat.
The claws of the tree tried to grab her.
Hyperbole:
A hyperbole is an extreme exaggeration.
Examples:
I'm so thirsty I can drink the Pacific Ocean.
I'm so hungry I can eat the whole candy house from Hansel and Gretel
I'm so hot even a winter storm couldn't cool me down
Idiom
An expression that does not literally mean what it says.
Examples:
Let the cat out of the bag (tell a secret).
A leopard can't change its spots (you can't change who you are)
When pigs fly (it will never happen)
Alliteration
Alliteration is a sentence with the same sound at the beginning.
Examples:
The big bear barged into the bubbling brook.
Amy ate an apple.
Onomatopoeia
Onomatopoeia is words that imitate natural sounds.
Examples:
Splat!
POW!
Plunk!