change
change, alter, modify
Alter
If you mean "convert", how about "change" or "alter".
Alter, Alteration, Affect,
Change, alter, revise, add on to
Alter or modify are but two of many.
review, improve, edit, reexamine, update
close friend, familiar, intimate, crony, alter ego, bosom friend
Revamp: revise, remodel, change, alter, modify
modified, tailored, alter, become accustomed to, adjust, acclimatize, etc
A synonym for modify can be transmogrify, reform, or customize. Also alter, make over, recast, redo, refashion, remake, remodel, revamp, revise, rework, or vary.
remodel, change, alter, refashion, convert, redo, reshape, reorganize, transform, adjust