• 塩分えんぶん — salt content
• 塩水しおみず — salt water
• 塩味しおあじ — salty taste
• 塩焼きしおやき — salt-grilled
• 塩辛しおから — salted seafood

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Historically, salt held both culinary and economic value. The modern character includes the radical 土 (earth/soil); older forms featured components like 皿 (dish) and 鹵 (rock salt), reflecting salt’s tangible, mineral nature.