While there's no direct noun form of "verify", you could use these alternatives:
* Verification: This is the noun form of the verb "verify" and means the act of confirming or establishing the truth of something.
* Confirmation: This word means the act of proving that something is true or correct.
* Validation: This word means the act of proving that something is true or valid.
For example:
* Verb: I need to verify the information before I submit the report.
* Noun: The verification process took longer than expected.
* Alternatives: The confirmation of the order arrived today. They needed to do a validation of the system.