Abbott-Smith Manual Greek Lexicon
ἐξάπινα (G1819)
1 † ἐξάπινα = ἐξαπίνης, ἐξαίφνης (q.v.), [in LXX for פִּתְאוֹם , etc. ;] suddenly : Mk 9:8 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain
Strong's G1819 · Greek
ἐξάπινα
exapina · ex-ap'-ee-nah
from 1537 and a derivative of the same as 160; of a sudden, i.e. unexpectedly