I deny
Definitions
To state that a statement or allegation is untrue.
To refuse to grant, agree to, or acknowledge a request or claim.
Examples
I deny that I was anywhere near the scene of the crime.
I deny all allegations of misconduct brought against me.
I deny having any knowledge of the secret plans.
Synonyms
I refute I reject I contradict I disavow I gainsay I repudiate I contest
Antonyms
I admit I accept I confirm I acknowledge I affirm I concede I agree