Adjure - Vine's Expository Dictionary of New Testament Words
Adjure[ 1,,G3726, horkizo ]
to cause to swear, to lay under the obligation of an oath" (horkos, Mark 5:7; Acts 19:13), is connected with the Heb. word for a thigh, cp. Genesis 24:2, Genesis 24:9; Genesis 47:29. Some mss. have this word in 1 Thessalonians 5:27. The most authentic have No. 3 (below). See CHARGE.
[ 2,,G1844, exorkizo ]
an intensive form of No. 1, signifies "to appeal by an oath, to adjure," Matthew 26:63. In the Sept., Genesis 24:3; Judges 17:2; 1 Kings 22:16.
[ 3,,G1722 G3726, enrokizo ]
to put under (or bind by) an oath," is translated "adjure" in the RV of 1 Thessalonians 5:27 (AV, "charge"). In the Sept., Nehemiah 13:25.
Note: The synonymous verb omnumi signifies "to make an oath, to declare or promise with an oath." See, e.g., Mark 6:23, in contrast to Mark 5:7 (horkizo). See OATH and SWEAR.