Difference between Disprove and Repudiate

DISPROVE vs REPUDIATE: VERB

To reject the validity or authority of.
To reject emphatically as unfounded, untrue, or unjust.
To disown (a child, for example).
To refuse to have any dealings with.
To cast off; to disavow; to have nothing to do with; to renounce; to reject.
To divorce, put away, or discard, as a wife, or a woman one has promised to marry.
To refuse to acknowledge or to pay; to disclaim.
To refuse to recognize or pay.

To prove to be false or erroneous; confute; refute: as, to disprove an assertion, an argument, or a proposition.
To prove not to be genuine, real, or just; set aside by contrary proof; invalidate: as, to disprove a person's claim to land.
To convict of the practice of error.
To disapprove; disallow.

Overturn, Reject, Invalidate, Repudiate, Quash, Negate, Deny, Dismiss, Gainsay, Contradict, Prove, Dispel, Confute, Rebut, Refute

Overrule, Recuse, Negate, Dismiss, Disprove, Abandon, Deny, Renege, Rebut, Reject, Refute, Disown, Denounce, Disavow, Renounce

Topple, Counter, Reject, Invalidate, Repudiate, Quash, Negate, Deny, Dismiss, Contradict, Prove, Dispel, Confute, Rebut, Refute

Refuse, Waive, Disallow, Disapprove, Overrule, Recuse, Negate, Dismiss, Disprove, Abandon, Deny, Rebut, Reject, Refute, Denounce

ICE could not prove or disprove his citizenship.
It is all right to disprove your hypothesis.
There is ample experience globally to disprove this.
And of course you cannot disprove Idealism, right?
Researchers work to nullify or disprove null hypotheses.
People have tried to disprove it ever since.
Information which may support or disprove a claim.
State must then disprove beyond a reasonable doubt.
To disprove the existence of these miracles is to disprove the existence of this Christ.
One must hypothesize, design an experiment that can potentially disprove the hypothesis, and see if indeed it does disprove the hypothesis.

Agamemnon seems to repudiate or suppress initially accurate judgments.
Owen Lovejoy made haste to repudiate these extreme opinions.
Spectrum Health, Hathcock, and Devillers did not repudiate Pohutski.
Mohler may have more to repudiate and repent of.
It wants to beat stereotypes and repudiate fake perfection.
We will not repudiate our duty in the archipelago.
ANT: Deny, contradict, contravene, disavow, disclaim, repudiate, gainsay, oppugn.
Jehovah will never repudiate what Jesus has accomplished.
ANT: Reject, discard, repudiate, relegate, bunch, grasp, clutch.
Ltd is only entitled to repudiate the contract.