This is the 10609th most frequent Polish word.
dokończenie
Completion; conclusion; finishing.
The word 'dokończenie' here refers to the act of finishing or completing an ongoing project.
Dokończenie tego projektu zajmie nam jeszcze tydzień.
Completing this project will take us another week.
Here, 'dokończenie' is used to express the process of finishing the book currently being worked on.
Zajmuję się dokończeniem książki, którą piszę od roku.
I’m focusing on completing the book I've been writing for a year.
In this usage, 'dokończenie' denotes the act of bringing a conversation to a conclusion despite difficulties.