Revise and Edit
jur,jus, jud
cred
100
To revise is to 
make something better
100
an expert in law 
jurist
100
a document that proves a person is believable
credential
200
To edit it to 
fix a problem
200
lawful;fair
just
200
a person who believes that he will  be paid back
creditor
300

For the editing selection you should always use - 

The DICTIONARY! 
300
to break the law by lying 
perjury
300
to refuse to believe;  to reject as untrue
discredit
400
Not clear or specific 
Vague 
400
the fact that is said to prove something true
justification
400
granting approval or belief in a school
accreditation
500
When something is redundant it is 
repeated or not necessary 
500
to give up rights
abjure
500

doubting; unwilling or unable to believe

incredulous