by surprise
From LSJ
English > Greek (Woodhouse Extra)
ἀέλπτως, αἰφνιδίως, ἀνωϊστί, ἄφνω, ἐν τῷ ἀπροσδοκήτῳ, ἐξ ἀπροσδοκήτου, ἐξαίφνης, ἐξαπιναίως, ἐξαπίνης
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