How do you say ferry in Chinese?
— 渡船 (dùchuán); 渡輪; 渡輪

Generic synonyms for ferry in Chinese
boat船 (chuán), 小船 (xiǎochuán), 舟 (zhōu)
go去 (qù)
take拿 (ná)
travel旅行 (lǚxíng), 旅游 (lǚyóu)