The four-year-old massively stepped up on his previous form when beaten only by Decorated Knight in the Irish Champion Stakes at Leopardstown last time out.
Stoute said: "He goes for the Champion Stakes. He is in really good shape and he hasn't had a tough campaign.
"I hope the ground isn't too soft."
Poet's Word is a best-priced 8-1 for the showpiece race on October 21.
Stablemate Ulysses is taking it easy before returning to America for the Breeders' Cup Turf, in which he finished fourth last year.
The Galileo colt won the Eclipse and Juddmonte International this season before finishing third in the Prix de l'Arc de Triomphe at Chantilly.
"He has just come out of the Arc and we will just keep an eye on things," said Stoute.
"He is bouncing and he takes his racing very well."