A teapot: a pot with a handle and spout used for brewing and serving tea (usually refers to Western-style teapots, as opposed to the Japanese kyusu).
毎朝、ティーポットで紅茶を淹れます。
I brew tea in a teapot every morning.
カフェのティーポットはかわいいデザインだった。
The cafe's teapot had a cute design.
ガラスのティーポットだと中の色が見えて楽しい。
With a glass teapot you can see the color inside, which is fun.