swell up

phrasal verb·1 sense·particle up

Usefulness

Meanings

1

Become larger because of injury or fluid

Why “up”? More of something is higher. Quantity, intensity and speed all rise.

My ankle swelled up after the fall.
My ankle became larger after the fall.
Her finger swelled up after the bite.
Her finger became larger after the bite.

Test yourself

My ankle swelled up after the fall. What does it mean?

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