"Demephitize" is a word in ENGLISH

To expose to the air for the purpose of cooling, refreshing, or purifying; to ventilate; as, to air a room.

To sift or separate the coarser from the finer particles of, as bran from flour, by means of a bolter; …

A white wax, made by bleaching and purifying ozocerite, and used as a substitute for beeswax.

To purify from errors or faults; to refine.

Corrected; disciplined; refined; purified; toned down.

To reduce to order or obedience; to correct or purify; to free from faults or excesses.

To purify spiritually.

To render clean; to free from whatever is foul, offensive, or extraneous; to purify; to cleanse.

To purify or refine chemically.

To free from extraneous or polluting matter; to clear; to purify, as from that which materializes.

To clear from impurities, as lees, dregs, etc.; to clarify; to purify; to refine.

Freed from anything that can pollute, as dregs, lees, etc.; refined; purified.

That which cleanses or purifies; esp., an apparatus for removing the feculencies of juices and sirups.

To free from impurities, heterogeneous matter, or feculence; to purify; to cleanse.

Purifying the blood or the humors; depuratory.

To depurate; to purify.

Serving to purge; tending to cleanse or purify.

To free from infectious or contagious matter; to destroy putrefaction; to purify; to make innocuous.

Having a tendency to purify or to sweeten by removing or correcting acidity and acrimony.

To free from acids, salts, or other soluble substances, by washing; to purify.