lambent(s = adj.all) aglow, lucent, luminous - softly bright or radiant; "a house aglow with lights"; "glowing embers"; "lambent tongues of flame"; "the lucent moon"; "a sky luminous with stars"
Derived form noun lambency₁

1.  Playing on the surface; touching lightly; gliding over. [1913 Webster]

2.  Twinkling or gleaming; fickering. W. Irving. [1913 Webster]

lambent, adj.
1 (of a flame or a light) playing on a surface with a soft radiance but without burning.
2 (of the eyes, sky, etc.) softly radiant.
3 (of wit etc.) lightly brilliant.

Derivative:
lambency n. lambently adv.

Etymology:
L lambere lambent- lick

N  touch, tact, taction, tactility, feeling, palpation, palpability, contrectation, manipulation, massage, hand, finger, forefinger, thumb, paw, feeler, antenna, palpus, tactual, tactile, tangible, palpable, lambent.

N  light, ray, beam, stream, gleam, streak, pencil, sunbeam, moonbeam, aurora, day, sunshine, light of day, light of heaven, moonlight, starlight, sunlight, daylight, broad daylight, noontide light, noontide, noonday, noonday sun, glow, glimmering, glint, play of light, flood of light, phosphorescence, lambent flame, flush, halo, glory, nimbus, aureola, spark, scintilla, facula, sparkling, emication, scintillation, flash, blaze, coruscation, fulguration, flame, lightning, levin, ignis fatuus, luster, sheen, shimmer, reflexion, reflection, gloss, tinsel, spangle, brightness, brilliancy, splendor, effulgence, refulgence, fulgor, fulgidity, dazzlement, resplendence, transplendency, luminousness, luminosity, lucidity, renitency, nitency, radiance, radiation, irradiation, illumination, actinic rays, actinism, Roentgen-ray, Xray, photography, heliography, photometer, optics, photology, photometry, dioptrics, catoptrics, chiaroscuro, clairobscur, clear obscure, breadth, light and shade, black and white, tonality, reflection, refraction, dispersion, refractivity, shining, luminous, luminiferous, lucid, lucent, luculent, lucific, luciferous, light, lightsome, bright, vivid, splendent, nitid, lustrous, shiny, beamy, scintillant, radiant, lambent, sheen, sheeny, glossy, burnished, glassy, sunny, orient, meridian, noonday, tide, cloudless, clear, unclouded, unobscured, gairish, garish, resplendent, transplendent, refulgent, effulgent, fulgid, fulgent, relucent, splendid, blazing, in a blaze, ablaze, rutilant, meteoric, phosphorescent, aglow, bright as silver, light as day, bright as day, light as noonday, bright as noonday, bright as the sun at noonday, actinic, photogenic, graphic, heliographic, heliophagous, a day for gods to stoop and men to soar, dark with excessive bright.