L / lapsĭo
noun hapax

lapsĭo

gen. lapsōnis · gender feminine · decl. 3rd
a sliding;; an inclination, tendency
a sliding; trop., an inclination, tendency: haec in bonis rebus facilitas nominetur, in malis proclivitas, ut significet lapsionem, Cic. Tusc. 4, 12, 28.