1. to become bigger and rounder, as if it had been filled with air.
This is a picture of puffed rice.
his hair was acting as if it had been puffed.
This is a picture of puffy hair:
2. Probably not. I'd need to see more context.
Under the heat of the sun, his curly hair puffed into a ball on top of his head= active voice, past tense
She looked at the curly blonde hair puffed into a ball on top of his head= passive participle, the head of an adjectival passive participial phrase
"puff" is one of the rare verbs where passive and active voices yield very similar meanings.
I puffed the pillow to make it softer.
The pillow puffed (itself) up under the heat of the sun.
October 5, 2019
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