Tower
Pagoda
noun, suffix
The kanji and the word are exactly the same. That means they share meanings as well. Can also be a pagoda. If you think about it, pagodas were the towers of the olden days.
とう
The reading is the same as the one you learned with the kanji. You should be able to read this on your own.
五重の塔の売買契約の手付金を支払いました。
I paid the deposit on a contract for a five-storied pagoda.