Felonice
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Lat. Feloniously. Anciently an indispensable word in indictments for felony, and classed by Lord Coke among those voces artis, (words of art,) which cannot be expressed by any periphrasis or circumlocution.
4 Co. 39. Co. Utt. 391 a. 4 Bl. Com. 307.
Bracton uses the expression infelonia, which means the same thing.
See Felonia.