- Compulsive - Incorrigible - Old; long-established. - Firmly established by long continuance; obstinate;
deep-rooted; of long standing; as, an inveterate disease; an inveterate
abuse. - Having habits fixed by long continuance; confirmed;
habitual; as, an inveterate idler or smoker. - Malignant; virulent; spiteful. - To fix and settle by long continuance.