πτόησις, -εως, ἡ (πτοέω) [in LXX: Pro.3:25 (פַּחַד), Sir 50:4 א1, 1Ma.3:25 R * ;] a fluttering, excitement, caused by any emotion, but esp. by fear, hence, terror: φοβεῖσθαι πτόησιν, to be afraid with (cogn. accusative) or of any terror (see ICC, in l): 1Pe.3:6.† (AS)
STRONG'S WORD STUDY
G4423 — πτόησις
ptoēsis · fear · Greek