surefooted

adj

1. Walking steadily, without stumbling; capable of finding good footing.

   “The mules of Piedmont are exceeding strong and hardy. […] They are the only carriage that can be used in crossing the mountains, being very sure-footed: and it is observed that in choosing their steps, they always march upon the brink of the precipice.”

   “For many years I didn't learn to walk, because I was carried everywhere—not by my parents, who had grown frail, but by the most sure-footed of the servants.”

   “Testers reported the locomotive as very surefooted and said it did not lose traction.”

2. Confident and capable.

   “Her performance was described as "stunning, surefooted, breathtaking."”