Correct

跳级

/ tiàojí / 
Strokes

Definition

to jump a year (at college)

Example

As a Verb

(of a student) skip a year/grade; jump a grade; advance a year in school

1
Tā
她
tiào
跳
guò
过
le
了
èr
二
niánjí
年级
  
。

She jumped the second grade in school.

2
Tiàojí
跳级
shēng
生

accelerated student/pupil

As a Verb

promote more than one rank (in position) or one scale (in salary); jump a rank