Quantity
Amount
noun, suffix
The kanji and the word are exactly the same. That means they share meanings as well.
The reading is the same as the one you learned with the kanji.
いや、この量は多すぎでしょ。
No, surely this amount is excessive.
今は少しの量の食事さえもとる気がしません。
I don't feel like eating even a small amount right now.
仕事の量を考えると、この給料じゃ割りに合わない。
Given the amount of work, we’re being badly paid.