別

1. Origins, structure, and basic meaning

• Structure: 別 is read as べつ and is a noun and na-adjective meaning separate or different from another item.
• Basic usage: Separating charges appears in 会計を別にする, while a different building appears in 別の建物.

2. Common pitfalls and similar expressions

• Separation and difference
  • Depending on context, it can mean treating things separately or identifying something as a different item from the outset.
• Difference from 違う
  • Compared with the verb stating that things differ, this word readily modifies a noun or marks separate classification and handling.