浄
ジョウ, セイ, きよ.める, きよ.い
clean, purify, cleanse, exorcise, Manchu Dynasty
JLPT1 G7 S9 F1383
水
water +
爭
here an abbreviated form# of 靜 calm/peaceful → calm, *pure* waters → *purify* → (Buddhist) *Pure Land*.
[Full Kanji Etymology List]