What is the meaning of Maintain in bengali?

Meaning(s):

1. keep in a certain state, position, or activity
2. keep in safety and protect from harm, decay, loss, or destruction
3. supply with necessities and support
4. state categorically
5. of power or authority
6. maintain for use and service
7. maintain by writing regular records
8. state or assert
9. support against an opponent
10. observe correctly or closely
11. निश्चयपूर्वक कहना = affirm e has always maintained that he was not guilty of the crime.
12. बनाए रखना = keep up aintain friendly relationships.
13. निर्वाह करना = lead e can't maintain his family by doing this job.
14. मरम्मत करना = repair he house is large and difficult to maintain.
15. काम में लाना maintained power and authority