Abbott-Smith Manual Greek Lexicon
ἑσπέρα (G2073)
3 ἑσπέρα , -ας, ἡ (prop, fem, of ἕσπερος ), [in LXX chiefly for צֶרֶב ;] (sc. ὥρα ), evening : Lk 24:29 , Ac 4:3 20:15 28:23 ; (so. χώρα ), the west .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain