鍛え上げる

1. Origins, structure, and basic meaning

• Structure: Written 鍛え上げる and read きたえあげる, it means training or honing a body or skill thoroughly over time.
• Basic usage: It is used for an athlete building strength or a craftsperson refining technique.

2. Common pitfalls and similar expressions

• Beyond a single practice session
  • The verb implies sustained effort leading to a developed state.