Synonyms for enlighten

verb

1. To provide information or understanding

   inform, acquaint, edify, set straight; see notify 1, teach 1, tell 1.

2. To bring supposed spiritual truth

   illumine, illuminate, reveal, inculcate, indoctrinate, edify, inspirit, uplift, give faith, preach, save, catechize, convert, persuade, show the light, lead to the light, bring out of the wilderness, raise up, open one's eyes.