This is the 168th most frequent Russian word.
работа
Work; job; labor.
The word 'работа' refers to employment or a job position carried out by the subject.
У меня есть работа.
I have a job.
Here, 'работа' refers to a specific task or work assignment that demands effort.
Эта работа требует много усилий.
This work requires a lot of effort.
In this sentence, 'работа' is used to mean completed tasks or duties accomplished by someone.