Verb

To contradict; to withsay; to deny, refute; to controvert; to dispute; to forbid.

*

* 1902 , , The Hound of the Baskervilles :

Know then that in the time of the Great Rebellion (the history of which by the learned Lord Clarendon I most earnestly commend to your attention) this Manor of Baskerville was held by Hugo of that name, nor can it be gainsaid that he was a most wild, profane, and godless man.

* {{quote-news

, date=2012-07-07 , first= , last= , author= , authorlink= , coauthors= , title= Griffith acted, and lived, by Golden Rule , newspaper=The Post and Courier , city=Charleston , publisher=Evening Post Publishing , quotee= citation , page=5, Features , passage=And there was something childlike about Griffith, too, even in his Matlock days, as a deceptively sharp 'simple country lawyer,' a big-kid boyishness that did not mask his intelligence or gainsay his authority. }}

Verb

(conced)

To yield or suffer; to surrender; to grant; as, to concede the point in question.

He conceded the race once it was clear he could not win.

Kendall conceded defeat once she realized she could not win in a battle of wits.

To grant, as a right or privilege; to make concession of.

To admit to be true; to acknowledge.

To yield or make concession.

(sports) To have a goal or point scored against

* {{quote-news

, year=2011 , date=October 2 , author=Jonathan Jurejko , title=Bolton 1 - 5 Chelsea , work=BBC Sport citation , page= , passage=The visitors arrived at the Reebok Stadium boasting an impressive record of winning their last eight Premier League games there without conceding a goal.}}

(cricket) (of a bowler) to have runs scored off of one's bowling.