Strong's G1810 — ἐξαίφνης (adverb)
exaiphnes (ex-aif'-nace) adv.
1. of a sudden (unexpectedly)
[from G1537 and the base of G160]
KJV: suddenly 
Root(s): G1537, G160 
Compare: G1819, G160 
Hebrew root: αἰφνίδιος
Occurrences: 5