This is the 601st most frequent Russian word.
увеличить
"To increase" or "to enlarge."
Here, "увеличить" is used to express the idea of expanding or amplifying a parameter, in this case, the training workload.
Я хочу увеличить объем тренировок.
I want to increase the volume of training.
"Увеличить" in this context emphasizes an augmentation in the allocated resources for educational purposes.
Власти решили увеличить финансирование образования.
The authorities decided to increase funding for education.
The usage of "увеличить" relates to making something physically larger, demonstrating its application to concrete objects like an image.