An onomatopoeia is a sound that is also the word. An example would be "boom" or "sizzle".
Irony is using the opposite words to describe a situation or something like that . Ex. The fire station burned down.
Personification is giving an intimate object human personality. Ex. The moon smiled down on us.
A simile is comparing words using like or as. Ex. Quite like a mouse
Metaphor is comparing words using is or are. Examples would be you are a cow or you are a chicken.
The significance of the sentence is that the possibilities for survival are not almost non-existent.
