亜硝酸塩[ashousanen] nitrite
亜硫酸塩[aryuusanen] sulfite
一塩[hitoshio] slightly salted
塩っぱい[shoppai] salty
塩化[enka] chloride

塩化ビニル[enkabiniru] vinyl chloride
塩化水素[enkasuiso] hydrogen chloride
塩化物[enkabutsu] chloride
塩加減[shiokagen] seasoning (with salt)
塩基[enki] base

井泉[seisen] (water) well
黄泉[kousen] underground spring
温泉[onsen] spa
九泉[kyuusen] hades
源泉[gensen] source

古泉学[kosengaku] numismatics
鉱泉[kousen] mineral spring
泉貨紙[senkashi] reclaimed paper
泉水[sensui] fountain