неожиданно
From LSJ
ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → love your neighbor as yourself, thou shalt love thy neighbour as thyself, love thy neighbour as thyself
Russian > Greek
ἄφνω, ἐξαίφνης, ἀνυπονοήτως, ἀπρονοήτως, ἐξαπιναίως, ἀπροόπτως, παραλόγως, ἀνελπίστως, ἀδόκητα, ἀδοκήτως, ἀνωϊστί, ἀφράστως, ἀμαθῶς, ἀπροσδοκήτως, παραβόλως, ἐκ δυσελπίστου, ἐκ δυσελπίστων