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Difference between Rebuff, Rebut, Refute and Repudiate

Rebuff means to snub or reject someone.

  • We offered to help with the cleanup, but he rebuffed us.

Rebut means to argue against something.

  • Unless the board rebuts the proposal, the idea is accepted.

Refute means to prove something is false.

  • The defense team refuted much of the earlier testimony.

Repudiate means to reject or refuse something.

  • We were always taught to repudiate discrimination and violence.