vbl. sb. [-ING1.] The action of overturning or overthrowing.
1382. Wyclif, 2 Tim. ii. 14. To no thing it is profitable, no but to the subvertyng of men heeringe [1611 the subuerting of the hearers].
1580. Hollyband, Treas. Fr. Tong, Subornement, a subuerting, a corrupting.
1611. Cotgr., Bouleversement, an ouerturning, subuerting.