aflare

Flaring (blazing or shining brightly or suddenly; also figuratively, of a strong emotion).

1886, Mary Noailles Murfree (as Charles Egbert Craddock), In the Clouds, Chapter 17, p. 248, the flaming base of the opposite mountain, all luridly aflare in the windy dusk

Ho! Get to lair! The sun’s aflare / Behind the breathing grass:

Illuminated (with something blazing or shining).

[…] Old Pye Street, Peter’s Street, and Duck Lane were aflare with the coarse lights of open naphtha lamps,

He used to tell me how you two used to go down to the harbor and watch the big liners come in at night, all aflare with lights through the Golden Gate.

Flaring (opening outward).

ballet skirts aflare

To balance like a bird with wings aflare,