crimsoning
crim-son-ing
verb
Becoming or making something a deep red colour, often due to emotion or light.
"Her cheeks were crimsoning with embarrassment."
noun
The act or process of turning a deep red colour.
"The crimsoning of the sunset was a beautiful sight."
Thesaurus
Synonyms: deep red, ruby, crimson, coloured, reddened, colorful, red, colourful, red-faced, colored, flushed, violent