revalidate
The revalidation process was criticized as unlikely to do the job and it was put on hold pending a further review.
The course has been presented for validation and re-validation.
Any failure on our part will be a revalidation of the critics and undermine all of our good efforts.

SMART Vocabulary: related words and phrases

Accepting & agreeing
accepting
accommodation
accreditation
agree to something
agree with something
assent
compact
conclusion
countenance
currency
formal
pre-approved
presumed consent
ratification
re-establish
regrant
root
signatory
unquestioning
without a murmuridiom