Meaning : Finish a task completely.
Example :
I finally got through this homework assignment.
Synonyms : finish off, finish up, get through, mop up, polish off, wrap up
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, crystalise, crystalize, crystallise, crystallize, elucidate, enlighten, illuminate, shed light on, sort out, straighten out