ἀνέσπερον

From LSJ

ποταμῷ γὰρ οὐκ ἔστιν ἐμβῆναι δὶς τῷ αὐτῷ → it is impossible to step twice in the same river, you cannot step twice into the same rivers

Source
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Full diacritics: ἀνέσπερον Medium diacritics: ἀνέσπερον Low diacritics: ανέσπερον Capitals: ΑΝΕΣΠΕΡΟΝ
Transliteration A: anésperon Transliteration B: anesperon Transliteration C: anesperon Beta Code: a)ne/speron

English (LSJ)

ἀσκότεινον, Hsch. unsetting, never setting, not setting, eternal.