舌

1. Origins, structure, and basic meaning

• Structure: 舌 is read as した and means the tongue, the organ in the mouth used for taste and articulation.
• Basic usage: Use 舌をやけどする for burning one's tongue and 舌の位置 for tongue position during pronunciation.

2. Common pitfalls and similar expressions

• Difference between 舌 and 舌先
  • The former refers to the whole tongue, whereas the latter specifies only its front tip.