1. (

• blush ,
• crimson ,
• flush ,
• 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" ;

1. (

• crimson ,
• red ,
• reddened ,
• red-faced ,
• flushed

) (especially of the face) reddened or suffused with or as if with blood from emotion or exertion; "crimson with fury"; "turned red from exertion"; "with puffy reddened eyes"; "red-faced and violent"; "flushed (or crimson) with embarrassment" ;

2. (

• ablaze ,
• inflamed ,
• reddened

) lighted with red light as if with flames; "streets ablaze with lighted Christmas trees"; "the inflamed clouds at sunset"; "reddened faces around the campfire" ;