Blushing

to redden, as from embarrassment or shame:
He blushed when they called him a conquering hero.
to feel shame or embarrassment (often followed by at or for):
Your behavior makes me blush for your poor mother.
(of the sky, flowers, etc.) to become rosy.
(of new house paint or lacquer) to become cloudy or dull through moisture or excessive evaporation of solvents.
to make red; flush.
to make known by a blush:
She could not help blushing the truth.
a reddening, as of the face.
rosy or pinkish tinge.
blusher (def 2).
Also called blush· wine·, rosé.
at first blush, without previous knowledge or adequate consideration; at first glance:
At first blush, the solution to the problem seemed simple enough.
Contemporary Examples

Marlon Brando’s Lasting Influence Gina Piccalo January 10, 2011
Todd Brings Goatee and Game to MTP Debut Lloyd Grove September 6, 2014
Princess Diana Was the Girlfriend From Hell. Why Is This Movie So Boring? Tina Brown November 3, 2013
The New Face of Evil Barbie Latza Nadeau December 5, 2009
This Week’s Hot Reads: June 5, 2012 Nicholas Mancusi, Jimmy So June 5, 2012

Historical Examples

The Girls of Hillcrest Farm Amy Bell Marlowe
The Bacillus of Beauty Harriet Stark
Antigua and the Antiguans, Volume I (of 2) Anonymous
Quaint Courtships Various
Johnny Ludlow, Fifth Series Mrs. Henry Wood

verb
(intransitive) to become suddenly red in the face from embarrassment, shame, modesty, or guilt; redden
to make or become reddish or rosy
noun
a sudden reddening of the face from embarrassment, shame, modesty, or guilt
a rosy glow: the blush of a peach
a reddish or pinkish tinge
a cloudy area on the surface of freshly applied gloss paint
at first blush, when first seen; as a first impression
v.
n.
blush v.
see: at first blush