Outside - Vine's Expository Dictionary of New Testament Words
Outside
[ 1,,G1855, exothen ]an adverb formed from exo, without," properly signifies "from without," Mark 7:18 (in Mark 7:15 it is used as a preposition); with the article it is equivalent to a noun, "the outside," Matthew 23:25 (for Matthew 23:27, See OUTWARD, No. 2); Luke 11:39; in Luke 11:40, RV, "the outside" (AV, "that which is without"). See OUTWARD, OUTWARDLY, WITHOUT.
[ 2,,G1622, ektos ]
is once used with the article, "the outside," Matthew 23:26. See EXCEPT, No. 1.