This is the 17683rd most frequent Russian word.
уголке
"Уголке" is the prepositional form of "уголок," meaning "in the little corner" or "in the nook."
'уголке' is used here in its locative sense, denoting a specific smaller corner within the larger 'комната' (room).
Кот лежал в уголке комнаты и тихонько мурлыкал.
The cat was lying in the corner of the room and quietly purring.
'уголке' metaphorically refers to a small, well-defined area of the land.
На этом светлом уголке земли росли самые красивые цветы.
In this bright corner of the land, the most beautiful flowers grew.
'уголке' describes a designated area within the school.