Unauthorize antonyms

What is the opposite word for Unauthorize?

• sit still for
• sign off on
• take kindly to
• live with
• endorse
• give okay
• being big
• living with
• signing on
• sign on dotted line
• give green light
• give go-ahead
• passed on
• give a boost to
• subscribe to
• cosign
• stand behind
• give a blank check
• give permission
• put John Hancock on
• put signature on
• commission
• freeing up
• let
• give carte blanche
• go with
• go along with
• give the go-ahead
• take an oath
• put up with