高い

1. Origins, structure, and basic meaning

• Structure: The i-adjective 高い (たかい) can describe great physical height or a high, expensive price.
• Basic usage: 高い塔 selects the height sense, while 値段が高い means the price is expensive.

2. Common pitfalls and similar expressions

• Physical height and high price
  • The same adjective covers spatial height and expense, so the modified noun determines the sense.