rheum
Pronunciation: [rum]
Word
Context: "medicine"
(noun) rheum refers to a watery fluid that can come from your eyes or nose when you're sick. It's the stuff that makes your nose run when you have a cold.
Example
When she has a cold, her rheum drips from her nose.
Example
He didn't have any rheum today since he was feeling perfectly healthy.
Example
What happens to your rheum when you get a cold?
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