This is the 562nd most frequent Russian word.
взять
"To take."
Here, 'взять' is used in its literal sense, meaning 'to take' or 'to grasp' an object.
Я взял книгу со стола.
I took the book from the table.
In this sentence, 'взять' is used colloquially to mean 'to use a service,' such as hiring a taxi.
Мы решили взять такси, чтобы не опоздать.
We decided to take a taxi to avoid being late.
Here, 'взять' is used metaphorically to mean 'to assume' or 'to take on,' indicating accepting responsibility or a burden.