欲しい

1. Origins, structure, and basic meaning

• Structure: 欲しい is an i-adjective read ほしい, meaning that something is wanted or needed. Its negative form is 欲しくない, and its past form is 欲しかった.
• Basic usage: The desired item commonly takes が. The word can refer not only to something one wishes to own but also to an ingredient or resource needed in a situation.
  • 料理を仕上げるには、もう少し塩が欲しい。 says that a little more salt is needed to finish the dish; 弟は誕生日に青い時計が欲しいと言った。 reports that the younger brother wanted a blue watch for his birthday.

2. Common pitfalls and similar expressions

• 塩が欲しい
  • が marks the item wanted or needed. Here it expresses the need for more salt in the dish rather than a wish to possess salt.
• 欲しいと言った
  • When reporting another person's desire, quoting it with と言った preserves that person's direct statement of what was wanted.
• 欲しい and たい
  • 欲しい mainly presents an item or resource as desired, while たい attaches to a verb stem to express an action someone wants to perform.