Quick Definition
suddenly
Strong's Definition
of a sudden, i.e. unexpectedly
Derivation: from G1537 (ἐκ) and a derivative of the same as G160 (αἰφνίδιος);
KJV Usage: suddenly
Thayer's Greek Lexicon
ἐξάπινα (a somewhat rare later Greek form for ἐξαπίνης, ἐξαίφνης, which see (Winers Grammar, § 2, 1 d.)), adverb, suddenly: Mar_9:8. (the Sept.; Jamblichus, Zonaras (), others; Byzantine.)
Mounce Concise Greek Dictionary
ἐξάπινα exapina 1x
suddenly, immediately, unexpectedly, Mar_9:8
Abbott-Smith Greek Lexicon
† ἐξάπινα
= ἐξαπίνης , ἐξαίφνης ( q.v. ),
[in LXX for H6597 , etc.;]
suddenly: Mar_9:8 .†
Moulton & Milligan — Vocabulary of the Greek NT
ἐξάπινα [page 222]
For this rare form ( Mar_9:8 ) cf. P Giss I. 68 .6 (ii/A.D.) ἐξάπινα ἐγένετο τὸ ἀτύχημα καὶ δεῖ αὐτὸν δευτέρᾳ ταφῇ ταφῆναι .
Liddell-Scott — Intermediate Greek Lexicon
ἐξάπινα ( e)ca/pi^na adverb )[Etym: later form of ἐξαπίνης, NTest. ]
STEPBible — Tyndale Abridged Greek Lexicon
ἐξάπινα = ἐξαπίνης, ἐξαίφνης (which see),
[in LXX for פִּתְאוֹם, etc. ;]
suddenly: Mrk.9:8.†
(AS)