deadly, fatal
Latin word, found 82 times in the texts on Socratos.
Vergil, Aeneid 4.73: Dictaeos; haeret lateri letalis arundo.
Ovid, Metamorphoses 11.515: rima patet praebetque viam letalibus undis.
Seneca the Younger, Medea 269: egredere, purga regna, letales simul
All forms of letalis