This is the 8098th most frequent Turkish word.
lise
"High school."
Here, 'lise' is used to refer to the high school period in general, indicating the level of education or stage of life.
Lise yıllarında birçok güzel anı biriktirdim.
I collected many wonderful memories during high school years.
In this sentence, 'lise' specifically refers to the institution or school referred to as high school.
Kardeşim bu yıl liseye başlayacak.
My sibling will start high school this year.
Here, 'lise' represents the education level or system, referring to the curriculum and duration of high school in Turkey.