This was the most unkindest cut of all; For when the noble Caesar saw him stab, Ingratitude, more strong than traitors’ arms, Quite vanquish’d him: then burst his mighty heart; And, in his mantle muffling up his face, Even at the base of Pompey’s statua, Which all the while ran blood, great Caesar fell.
There are no more uses of "vanquish" in the play.
Show samples from other sources
The team vanquished all competition.
You need to vanquish those negative thoughts and think about good things.