We became adept, my mother and sisters and I, at avoiding subtle instruments of death.
"The Gurney Halleck I knew was a man adept with both blade and baliset," Jessica said.
VOICE: that combined training originated by the Bene Gesserit which permits an adept to control others merely by selected tone shadings of the voice.
At the apex of their sway over the affairs of the Universe, their swordsmanship was said to match that of the Ginaz tenth level and their cunning abilities at in-fighting were reputed to approach those of a Bene Gesserit adept.
There are no more uses of "adept" in the book.
Show samples from other sources
Beyond the windows, there were people at tables inside. enjoying whatever it was they’d ordered, all of them adept with their chopsticks.
Nicholas Sparks -- The Longest Ride
Julian was adept at coaxing the lizards to crawl into his palm and sleep there as he stroked their heads with his thumb.