一貫

1. Origins, structure, and basic meaning

• Structure: 一貫 is read as いっかん and is a noun and する verb for consistency in which a policy, attitude, or feature continues unchanged from beginning to end.
• Basic usage: Maintaining an attitude appears in 一貫して反対する, while a consistent feature appears in 一貫した色使い.

2. Common pitfalls and similar expressions

• Adverbial and modifying forms
  • Use 一貫して when an action remains consistent and 一貫した when modifying a noun.
• Difference from 統一
  • 統一 focuses on bringing multiple elements into one standard or form, while 一貫 emphasizes one attitude or principle remaining steady over time.