Secret or enigmatical language.
The science or study of mathematical, linguistic, and other coding patterns and histories.
The practice of analysing encoded messages, in order to decode them.
The quality of being obscure, oftentimes willfully, sometimes as an exercise in euphemism.
Axial tilt.
Mental or moral deviation or perversity; immorality.
The quality of being oblique in direction, deviating from the horizontal or vertical; or the angle created by such a deviation.