Forswear - Vine's Expository Dictionary of New Testament Words
Forswear
[ 1,,G1964, epirkeo ]signifies to swear falsely, to undo one's swearing, forswear oneself" (epi, "against," orkos, "an oath"), Matthew 5:33. Cp. epiorkos, "a perjured person, a perjurer," 1 Timothy 1:10, "false swearers."