What is the meaning of overlap in bengali?

Meaning(s):

1. a representation of common ground between theories or phenomena
2. the property of partial coincidence in time
3. a flap that lies over another part
4. coincide partially or wholly
5. extend over and cover a part of
6. lie over something else
7. अंशछादन = area There is considerable overlap between the two subjects./ (a shared area of interest, knowledge, responsibility, etc
8. अंशछादन = time There will be an overlap of a week while john teaches ann the job.
9. अंशछादन There are some overlaps between the products of the two companies.
10. अतिव्याप्त करना Our vacations overlap.
11. अतिछादित करना The fence is made of panels which overlap each other.