隔てる

1. Origins, structure, and basic meaning

• Structure: 隔てる (へだてる) adds okurigana てる to separation 隔, forming a transitive verb.
• Basic usage: It describes a wall dividing rooms and years creating distance between memories.

2. Common pitfalls and similar expressions

• Physical and temporal separation
  • 隔てる places a barrier or interval between two sides, whether that separator is a wall or elapsed time.