寒い

1. Origins, structure, and basic meaning

• Structure: 寒い is read さむい.
• Basic usage: It is an い-adjective meaning physically cold because of the weather, wind, or surrounding environment.

2. Common pitfalls and similar expressions

• Linking cause and state
  • 風が強くて寒い connects strong wind with the resulting cold conditions.
• Modifying a noun
  • In 寒い朝, the adjective directly modifies a noun to describe a cold time or environment.