Liddell–Scott–Jones: εὐεμ-πτωσία

εὐεμ-πτωσία,ἡ,

A. liability, proneness toa thing: hence,evil proclivity,

Stoic. 3.102 : in Medic.,an illness to which people are commonly liable, such as colds, Posidon. ap. Gal. 5.434 , Stoic. 3.103 (pl.).