Meaning : Make understand.
Example :
Can you enlighten me--I don't understand this proposal.
Synonyms : edify
Meaning : Give spiritual insight to. In religion.
Synonyms : irradiate
Meaning : Make free from confusion or ambiguity. Make clear.
Example :
Could you clarify these remarks?.
Clear up the question of who is at fault.
Synonyms : clear, clear up, crystalise, crystalize, crystallise, crystallize, elucidate, illuminate, shed light on, sort out, straighten out