Abbott-Smith Manual Greek Lexicon
ἀντ-ε͂ιπον (G471)
2 (KJV) ἀντ-ε͂ιπον ( ἀντί , εἶπον ), [in LXX for שׁוּב hi., דבר pi., ענה , etc.;] 2 aor., without present in use, to speak against , gainsay : Lk 21:15 , Ac 4:14 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain