presuppose

/ˌpriːsəˈpoʊz/
verb
  1. To need or assume something as a necessary condition for something else to be true or possible.
    • His argument presupposes that the data is accurate, which we haven't confirmed.
    • The theory presupposes that all people are rational actors.
    • A successful marriage presupposes trust and communication between partners.
  2. To believe or assume something is true before having proof or evidence.
    • She presupposed he would help, but he never showed up.
    • We cannot presuppose the outcome of the election.
    • Don't presuppose that I agree with your plan just because I'm listening.
Antonyms
What does "presuppose" mean? | whatsthatwordmean | whatsthatwordmean