v. t. | 1. | To make red or somewhat red; to give a red color to. |
v. i. | 1. | To grow or become red; to blush. |
Verb | 1. | redden - turn red, as if in embarrassment or shame; "The girl blushed when a young man whistled as she walked by" |
2. | redden - make red; "The setting sun reddened the sky" | |
3. | redden - turn red or redder; "The sky reddened" |