This is the 455th most frequent Hebrew word.
בחדר
"In the room."
The word 'בחדר' refers to the classroom as the specific location where the student is present.
התלמיד יושב בחדר הכיתה.
The student is sitting in the classroom.
Here 'בחדר' indicates the playroom as the functional area where the children are engaged.
ילדים רבים משחקים בחדר משחקים.
Many children are playing in the playroom.
In this example, 'בחדר' designates the room as the spatial context where the book was left.