심

〔心〕

1. dumpling
A small lump made by massing the dough of grain powder.

2. core; string; fiber
The hard part in the center of the inside of a plant.

3. interlining
Fabric attached to the inside of the collar or shoulders of an upper garment in order to make them stiff.

4. lead; refill
The writing part in the inside of an writing instrument like a pencil, pen, etc.

5. wick
Something like a thread in the inside of a candle, which burns while the candle is burning.