異洗浄[isenjou] stomach pumping
浄化[jouka] purification
浄水[jousui] clean water
浄水器[jousuiki] water filter
浄水場[jousuijou] water purification (filtering) plant

浄土[joudo] Pure Land (esp. the Western Pure Land paradise of Amitabha)
浄瑠璃[joururi] type of dramatic recitation accompanied by a shamisen (associated with the Japanese puppet theater)
浄い[kiyoi] clear
浄め[kiyome] purification
浄める[kiyomeru] to purify

西貢[saigon] Saigon
瑞西[suisu] Switzerland
西藏[seizou] Tibet
新西蘭[nyuujiirando] New Zealand
伯剌西爾[burajiru] Brazil

墨西哥[mekishiko] Mexico
以西[isei] ... and westward
関西[kansai] Kansai (south-western half of Japan, including Osaka)
関西辯[kansaiben] Kansai dialect
古今東西[kokontouzai] all times and places