ἀσφάλεια
Etym. ἀσφαλής
1. "security against stumbling or falling", ἀσφ. πρὸς τὸν πηλόν Thuc.: "stability", Soph.
2. "assurance from danger, personal safety, security", Hdt., Thuc., etc.; ἀσφ. διδόναι, παρέχειν Xen.
3. "assurance, certainty", ἀσφ. μὴ ἂν ἐλθεῖν αὐτούς "certainty" that they would not come, Thuc.; ἀσφάλεια λόγου "the certainty" of an argument, Xen., NTest.