tractile

Because it draweth the hinder legges after it like a Hare, it is called Animal tractile, for it goeth by iumpes and little leapes.

Kites, which the kind Mr. Benjamin Smith had supplied me with, as a tractile power to assist us in dragging sledges, as well as a means of signalizing between parties, afforded much interest […]

Their Heart, their Country’s—and their King’s, their Hand,

STILL-but how chang’d! -thus, thus, were Armies taught;

Un-paid, thus tractile; and thus rais’d, un-bought:

Some eight thousand (being late conquest) was liquid and actually tractile in the bank; the rest whirled beyond reach and even sight (save in the mirror of a balance-sheet) under the compelling spell of wizard Pinkerton.