Définitions
1.VerbTo speak against someone or something.
To contradict or deny.
To gainsay, to oppose in speech (and by extension writing).
To forbid, to refuse to allow, give, or permit.
To decline, to refuse to do or accept.
2.VerbTo contradict or deny.
3.VerbTo gainsay, to oppose in speech (and by extension writing).
4.VerbTo forbid, to refuse to allow, give, or permit.
5.VerbTo decline, to refuse to do or accept.