級 (Kanji for level)

Onyomi

KYUU	Ozzy's CUTENESS level is fairly high.

This is absolutely the highest level of the mountain you can reach with a 30 foot string.

高級(こうきゅう) な	hi-klass ★★★☆☆ 高 (tall) + 級 (level) = 高級 (hi-klass)
初級(しょきゅう) の	beginner-level ★★★☆☆ 初 (first time) + 級 (level) = 初級 (beginner-level)
中級(ちゅうきゅう) の	intermediate-level ★★★☆☆ 中 (middle) + 級 (level) = 中級 (intermediate-level)
上級(じょうきゅう) の	advanced-level ★★★☆☆ 上 (above) + 級 (level) = 上級 (advanced-level) advanced level. When you finish this book, you'll still be a beginner of kanji but you'll have advanced level skills at making people aware of problems in life that their Moms might face.
階級(かいきゅう)	social class ★☆☆☆☆ NP 階 (story of a building) + 級 (level) = 階級 (social class) a rank, grade, class.(usually used in the sense of social class)