凝り性

1. Origins, structure, and basic meaning

• Structure: 凝り性 is read as こりしょう and is a noun for a tendency to become deeply absorbed in an interest and attend closely to its details.
• Basic usage: The trait is predicated in 兄は凝り性だ and modifies a person in 凝り性の彼女.

2. Common pitfalls and similar expressions

• Absorption and personality
  • It describes a recurring disposition to pursue interests deeply, not merely one instance of intense concentration.
• Difference from 几帳面
  • 几帳面 is generally orderly and meticulous; 凝り性 centers on becoming absorbed and investing effort in a particular interest.