sand

1. Origins, structure, and basic meaning

• Structure: 砂 has 9 strokes and means sand.
• Basic usage: 砂 is read すな, and 砂糖 is read さとう.

2. Common pitfalls and similar expressions

• Sand and sugar
  • 細かい砂 means fine sand.
  • The 砂 in 砂糖 is read さ.
  • 砂糖を小さじ一杯だけ入れた means added only one teaspoon of sugar.