Ambo and Reading desk

Ambo noun - A platform raised above the surrounding level to give prominence to the person on it.

Reading desk and ambo are semantically related In some cases you can use "Reading desk" instead a noun "Ambo".

Reading desk noun - Desk or stand with a slanted top used to hold a text at the proper height for a lecturer.

Ambo and reading desk are semantically related in desk for lecturer topic. You can use "Ambo" instead a noun phrase "Reading desk".