from 1537 and 2508; to cleanse thoroughly:

KJV-- purge (out).

-------------------------------------------------------------------------------------------------------------------

1537 ek (ek) or ex (ex);

a primary preposition denoting origin (the point whence action or motion proceeds), from, out (of place, time, or cause; literal or figurative; direct or remote):

KJV-- after, among, X are, at, betwixt (-yond), by (the means of), exceedingly, (+abundantly above), for (-th), from (among, forth, up), + grudgingly, + heartily, X heavenly, X hereby, + very highly, in, ...ly, (because, by reason) of, off (from), on, out among (from, of), over, since, X thenceforth, through, X unto, X vehemently, with (-out). Often used in composition, with the same general import; often of completion.

-------------------------------------------------------------------------------------------------------------------

2508 kathairo (kath-ah'-ee-ro);

from 2513; to cleanse, i.e. (specially) to prune; figuratively, to expiate:

KJV-- purge.