Synonyms for purify
verb
To cleanse
chasten, clear, refine, wash, disinfect, fumigate, deodorize, depurate, clarify, deterge, rarify, sublimate, edulcorate, purge, filter; see also clean.
To absolve
redeem, pardon, hallow, beatify; see excuse, forgive 1, 2.
See purify in Webster's New World Roget's A-Z Thesaurus II
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