Undefiled - Vine's Expository Dictionary of New Testament Words
Undefiled[ 1,,G283, amiantos ]
undefiled, free from contamination" (a, negative, miaino, "to defile"), is used
(a) of Christ, Hebrews 7:26;
(b) of pure religion, James 1:27;
(c) of the eternal inheritance of believers, 1 Peter 1:4;
(d) of the marriage bed as requiring to be free from unlawful sexual intercourse, Hebrews 13:4.