VI'CIOUSNESS, noun 1. Addictedness to vice; corruptness of moral principles or practice; habitual violation of the moral law, or of moral duties; depravity in principles or in manners. What makes a governor justly despised, is viciousness and ill morals. 2. Unruliness; refractoriness; as of a beast.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI