middle school vs lycee

middle school and lycee both are nouns.

Word	Noun	Adjective	Verb	Adverb
middle school	Yes	No	No	No
lycee	Yes	No	No	No

As nouns, middle school and lycee are synonyms defined as:

middle school and lycee: a school for students intermediate between elementary school and college; usually grades 9 to 12

Other synonyms of middle school include Gymnasium, lyceum, secondary school.

middle school (noun)	lycee (noun)
a school for students intermediate between elementary school and college; usually grades 9 to 12	a school for students intermediate between elementary school and college; usually grades 9 to 12