πτόησις, -εως, ἡ
(< πτοέω), [in LXX: Pr 3:25 (פַּחַד), Sir 50:4 א1, I Mac 3:25 R*;]
a fluttering, excitement, caused by any emotion, but esp. by fear, hence, terror: φοβεῖσθαι πτόησιν, to be afraid with (cogn. acc.) or of any terror (v. ICC, in l.): I Pe 3:6.†