From Middle English skilful, skylfull, scelvol, equivalent to skill +"Ž -ful.
Skilful Sentence Examples
The Kei Islanders are skilful in carving and celebrated boat-builders.
He was a skilful chopper, and indulged in some flourishes and ornaments in his art.
After the conclusion of the peace of Nicias (421 B.C.) he marched against the Argives in defence of Epidaurus, and after skilful manoeuvring surrounded the Argive army, and seemed to have victory within his grasp when he unaccountably concluded a four months' truce and withdrew his forces.
The romance is probably a somewhat late, and not very skilful, compilation.