expansiveness

noun
1
great size; the fact that something covers a large area
وسعت, پهناوری, گستردگی
2
the fact that something covers a large subject area
وسعت, گستردگی, پهناوری
The irony of searching the web is that its greatest virtue—the expansiveness of its listings—is also its greatest failing.
3
friendly behaviour that shows that you are willing to talk
گشاده‌رویی, صمیمیت