As soft as a cloud.
No, "piece of cake" is an idiom, not a simile. It means that something is very easy to do. A simile is a figure of speech that compares two things using "like" or "as," such as "as brave as a lion."
Is strong
cow
A dog is as soft as a blanket.
As soft as silk
Making a soft cake is easy. All you have to do is make a cake from the box and add 2 eggs to the batter.
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One simile is... The smell of melting chocolate was like being reborn into a chocolate cake
There are many different kinds of flavors of soft yeast cake. You can make this cake in vanilla, chocolate, or fruit flavors for example.
"Piece of cake" is both a metaphor and an idiomatic expression.
Her hair is as soft as a cotton.
as soft as a blanket