C / casso
verb transitive

casso

2nd PP cassāre · 3rd PP cassāvi · 4th PP cassātum · conj. 1st
cassus (late Lat.).
to bring to naught; destroy
In gen., to bring to naught, destroy, trop., Sid. Ep. 1 fin.
to annul; make null; void
In the Lat. of the jurists, to annul, make null or void, = abrogo, Cod. Th. 11, 1, 3 al.