浄化 (じょうか)purification; cleanup (e.g. of politics); purge

purificationnoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru
cleanup (e.g. of politics); purgenoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru

浄化, its kanji, and other words that share them.Open this graph

Kanji in 浄化

洗浄せんじょうwashing; cleansing
浄水じょうすいclean water
自浄じじょうself-purification; self-cleansing
浄化槽じょうかそうwater-purification tank
浄土真宗じょうどしんしゅうJōdo Shinshū (offshoot of the Jōdo sect); True Pure Land School
浄土じょうどpure land (esp. the Western Pure Land paradise of Amitabha); (Buddhist) paradise
清浄せいじょうpure; clean
不浄ふじょうuncleanliness; dirtiness
変化へんかchange; variation
強化きょうかstrengthening; intensifying
文化ぶんかculture; civilization
化学かがくchemistry
悪化あっか(suffer) deterioration; growing worse
化粧けしょうmake-up; makeup
酸化さんかoxidation; oxidization
合理化ごうりかrationalization; rationalisation

See how 浄化 connects to the rest of Japanese.