Confirmatory vs Nonconfirmatory - What's the difference?

confirmatory | nonconfirmatory |

As adjectives the difference between confirmatory and nonconfirmatory

is that confirmatory is serving to confirm something while nonconfirmatory is not confirmatory.

Confirm vs Confirmatory - What's the difference?

confirm | confirmatory |

As a verb confirm

is to strengthen; to make firm or resolute.

As an adjective confirmatory is

serving to confirm something.