Which should you use, breath or breathe? Breath is a noun meaning the air that goes into and out of your lungs. Breathe is a verb meaning to move air into and out of the lungs.
| Incorrect: |
He was on a ventilator to help him breath.
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| Correct: |
He was on a ventilator to help him breathe.
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| Incorrect: |
How long can you hold your breathe?
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| Correct: |
How long can you hold your breath?
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