Blush is a verb meaning to become red in the face, typically from embarrassment, shyness, or modesty.
As a noun, blush refers to:
1. A reddening of the face from such emotion
2. A pink or pale red tint
3. A cosmetic used to give color to the cheeks
Common phrases:
- "At first blush" (at first glance)
- "Blush wine" (a type of pink wine)