a. easily influenced; flexible; pliable
Copper is an extremely ductile material: you can stretch it into the thinnest of wires, bend it, even wind it into loops.
Sentence in Classic:
The lineaments of the quivering features of Magua proved more ductile; his countenance gradually lost its character of defiance in an expression of ferocious joy, and heaving a breath from the very bottom of his chest, he pronounced aloud the formidable name of:.
The Last of the Mohicans By James Fenimore Cooper Context
Bingley was endeared to Darcy by the easiness, openness, and ductility of his temper, though no disposition could offer a greater contrast to his own, and though with his own he never appeared dissatisfied.
Pride and Prejudice By Jane Austen Context