Feathers soft.
Meaning: This means that the feathers of a bird are not rough and are nice to touch. It's like saying, The feathers of a bird are smooth and have a pleasant texture.
Choice of Words: Feathers are the light, flexible structures that cover the bodies of birds. Soft means having a smooth, pleasant texture that is easy to touch. When you put them together, "Feathers soft" means that the feathers of a bird are smooth and pleasant to touch.
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Related Expressions