enlightenest

Verb

enlighten (third-person singular simple present enlightens, present participle enlightening, simple past and past participle enlightened)

1. (transitive) To supply with light.
   • The sun enlightens the Earth.

   Synonyms:

   illumine, illuminate, alight, belight, beshine, bright, fire, illume, illustrate, irradiate

   Antonyms:

   endarken

2. (figuratively, transitive) To make something clear to (someone); to give knowledge or understanding to.
   • She tried to enlighten them about the rules of the program, but they remained belligerently and self-righteously ignorant.

   Synonyms:

   apprise, clarify, explain, notify, inform, edify