Abbott-Smith Manual Greek Lexicon
ἐπί-ορκος (G1965)
1 ἐπί-ορκος , -ον [in LXX: Za 5:3 ( שָׁבַע ni.) * ;] of oaths, sworn falsely . Of persons, perjured ; as subst., a perjurer, false swearer : I Ti 1:10 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain