noun, noun or participle which takes 'suru', intransitive verb
skipping a grade; grade skipping
Refers to advancing to a higher school grade or level without completing the current one, often due to exceptional ability. Can be used as a noun or with する as an intransitive verb.
彼は数学が得意で、中学で飛び級をした。
He was good at math and skipped a grade in middle school.
飛び級
Using the grade-skipping system, I entered university early.