personification
The bolt of lightning struck the tree like a fiery spear piercing the night sky. In an instant, it illuminated the dark landscape, crackling with raw energy. The tree shuddered as if it had been hit by a powerful fist.
Simile
Caldera
A simile for genotype could be "like the blueprint of a building, determining its structure and design."
Well a simile is comparing two things using 'like' or 'as.' This is comparing snow to feathers, and uses 'like' so I believe it is a simile.
An example of a simile is, 'The girl was slow as molasses.'
It is a simile, they use like or as. Like many similes, you could convert it to a metaphor: "In the ring, his hands became bolts of lightning."
He ran as fast as lightning
no
The jellyfish sting burned like lightning.
It is a metaphor
as fast as lightning or as fast as light
Yes, the phrase "my brother is as fast as lightning" is a simile because it uses "as" to compare your brother's speed to that of lightning. It can also be considered a hyperbole, as it exaggerates his speed for emphasis, suggesting he is extremely fast beyond normal human capabilities.
Two shakes of a lamb's tail.
This baby is as cute as a rabbit. She has fingers like a giant!
In this simile, the speaker is comparing a situation or action to lightning. They are emphasizing how quickly and unexpectedly the action occurs, just like how lightning flashes and disappears before one can even say "It lightens."
There are two usual similes, one animal, one object:As swift as an eagleAs swift as an arrow*The corresponding simile, even more extreme, is as fast as lightning.