To fry noisily, sizzle.
To fry something until crisp and curled.
To scorch.
To curl or crisp, as hair; to frizz; to crinkle.
A curl; a lock of hair crisped.
To boil vigorously.
To be in an agitated or angry mental state, as if boiling.
To buzz with activity.
To foam in an agitated manner, as if boiling.