Strong's #1964: epiorkeo (pronounced ep-ee-or-keh'-o)
from 1965; to commit perjury:--forswear self.
Thayer's Greek Lexicon:
̓́
epiorkeō
1) to swear falsely, forswear one' s self
Part of Speech: verb
Relation: from G1965
Citing in TDNT: 5:466, 729
Usage:
This word is used 1 times:
Matthew 5:33: "it hath been said by them of old time, Thou shalt not forswear thyself, but shalt perform unto the Lord"