Grades
Ranking
noun
What kind of things become your achievements? Your grades. At least when you're in school, that is. Your grades become your main achievements, right? So let's take a look at those grades… Oof, some of those "achievements" weren't all that amazing. Don't worry, grades aren't everything.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
家庭教師の先生のお陰で、成績がグンと上がりました。
My grades have gotten a lot better thanks to my personal tutor.