遅れる

1. Origins, structure, and basic meaning

• Structure: The ichidan intransitive verb 遅れる (おくれる) means being late or becoming delayed relative to a set time.
• Basic usage: The deadline takes に in 集合時間に遅れた, while an ongoing delay can be 到着が遅れている.

2. Common pitfalls and similar expressions

• A person's lateness and a delayed arrival
  • English distinguishes be late from be delayed according to whether the subject is a person or a schedule or item.