Strong’s Greek
G1965 — epiorkos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἐπίορκος
epiorkos — pronounced ep-ee'-or-kos
from 1909 and 3727; on oath, i.e. (falsely) a forswearer:--perjured person. see GREEK for 1909 see GREEK for 3727
1 occurrence in the KJV.
1 Timothy 1:10
For whoremongers, for them that defile themselves with mankind, for menstealers, for liars, for perjured persons, and if there be any other thing that is contrary to sound doctrine;