舟 zhou1

（1） 小舟 small boat
河上有一只小舟。There is a small boat on the river.

（2） 舟楫
舟楫是船的正式说法。Zhouji is the formal saying of boat.

舟车劳顿 very tired because of trip
他旅游回来了，一定是舟车劳顿。
He returned from the trip and he must be very tired.