This is the 11773rd most frequent Russian word.
заканчивает
"Заканчивает" means "finishes" or "is finishing."
The word 'заканчивает' means 'is finishing' and is used here to describe an ongoing action of completing something.
Она заканчивает книгу, которую давно начала.
She is finishing the book she started a long time ago.
The word 'заканчивается' here is reflexive and means 'ends', showing that something is coming to its conclusion.
Урок заканчивается через пять минут.
The lesson ends in five minutes.
The word 'заканчивает' describes the action of completing something efficiently or punctually.