What's the difference between gainsay and withsay?
Gainsay
Definition:
(v. t.) To contradict; to deny; to controvert; to dispute; to forbid.
Example Sentences:
(1) It responded to all who predicted the chaos now engulfing us like an unscrupulous pundit who knows that his living depends on shutting up the experts who gainsay him.
(2) Azerbaijan As yet a non-aligned Eurovision nation Who would gainsay the chances of the plucky Azeris, who have only been in Eurovision for two years and so are relative innocents in this grubby pseudo-musical farce?
(3) It was impossible to gainsay David Moyes, when he insisted: "It wasn't even a free-kick."
(4) For Israel, he was the unregenerate terrorist; and Washington would not gainsay its protege.
(5) And that means gainsaying the administration’s hesitant Syria policy and throwing credit to the McCains, Kings and Grahams who said that we should have been arming those rebels all along.
Withsay
Definition:
(v. t.) To contradict; to gainsay; to deny; to renounce.