究める

1. Origins, structure, and basic meaning

• Structure: 究める, read きわめる, uses the inquiry and pursuit stem 究 in a verb for mastering through deep study.
• Basic usage: Use it for pursuing a field thoroughly to a high level, as in 技を究める.

2. Common pitfalls and similar expressions

• Distinguishing meanings
  • Although it shares its reading with 極める, the spelling 究める emphasizes deeply investigating or mastering study and skill.