Is your feature request related to a problem? Please describe.
Android guidelines are providing an option to create a bottom navigation bar with tabs where the title and icon for each tab can be stacked (supported by NativeScript) or side-by-side (supported only for iOS where this is the default option when in Tablet in landscape mode).

Describe the solution you'd like
See the material guidelines in the Landscape View section - provide the functionality to support the second doable option.