English
impurify
From impure + -ify.
Formed from impure + -ify
Proto-Indo-European *pewH- ‘to cleanse, purify’
Proto-Italic *pūros
Latin pūrus ‘pure’
Latin impūrus ‘impure, defiled, filthy, infamous, vile’
Middle French impur
English impure
Today it means
verb To make impure.
Language periods are conventional ranges, not dates for this word.
Etymograph / impurify