He was a tall man, wirily and powerfully built, past middle-age, but still bearing well his years.
Jerome wriggled under the man's detaining grasp, as wirily instinct with nerves as a cat; he kicked out viciously at his shins.
wiry wir·y (wīr'ē)
adj. wir·i·er, wir·i·est
Resembling wire in form or quality, especially in stiffness.
Sinewy and lean.
Filiform and hard. Used of a pulse.