“It burst suddenly, showing the darkness with white sparks that did not illumine the shadows.’
-The People of the Black Circle
Howard’s brooding atmospheric synergy with high action was carried largely by his expansive use of terms dealing with illumination.
light up; brighten:
enlighten (someone) spiritually or intellectually:
Middle English: from Old French illuminer, from Latin illuminare (see illuminate).
illumines (third person present)
illumined (past tense)
illumined (past participle)
illumining (present participle)