How to Say "afterglow" in Spanish
The Spanish word for “afterglow” is “resplandor” — C1 level.
English → SpanishC1
nounC1formal
a lingering feeling of success or happiness

Examples
Todavía se puede ver el resplandor de su antigua gloria.
You can still see the splendor of its former glory.
Había un resplandor de felicidad en su rostro.
There was a radiance of happiness on her face.
Metaphorical Use
Just like in English, words for 'light' are often used to describe positive emotions or historical peaks.
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.