English Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 160 devious (adj) Out of the common or regular track devise (v) To invent devout (adj) Religious dexterity (n) Readiness, precision, efficiency, and ease in any physical activity or in any mechanical work diabolic (adj) Characteristic of the devil diacritical (adj) Marking a difference diagnose (v) To distinguish, as a disease, by its characteristic phenomena diagnosis (n) Determination of the distinctive nature of a disease