捗る

1. Origins, structure, and basic meaning

• Structure: Written 捗る and read はかどる, it means that work or study makes smooth, noticeable progress.
• Basic usage: It fits reading advanced by quiet surroundings or work accelerated through division of labor.

2. Common pitfalls and similar expressions

• The task is the subject
  • It describes work progressing, rather than directly saying a person advances it.