This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Flickering lightly over or on a surface: lambent moonlight.

adj. Effortlessly light or brilliant: lambent wit.

adj. Having a gentle glow; luminous. See Synonyms at bright.

adj. Brushing or flickering gently over a surface.

adj. Glowing or luminous, but lacking heat.

adj. Exhibiting lightness or brilliance of wit; clever or witty without unkindness.

adj. Playing on the surface; touching lightly; gliding over.

adj. Twinkling or gleaming; fickering.

Licking.

Hence Running along or over a surface, as if in the act of licking; flowing over or along; lapping or bathing; softly bright; gleaming.

adj. softly bright or radiant

"When he shot the sun at noon, the glow of achievement wrapped him in lambent flame."

bright   

lambency    lambently   

fickering    shining    flaming   

blue-white    shadowless    orange-red    effulgent    eye-searing    pre-dawn    starry    sourceless    heatless    full-orbed