cầu
noun

(sports) a jianzi shuttlecock
(badminton) a badminton shuttlecock
(sports) Short for cầu mây (“sepak takraw ball”).
a bridge (construction or natural feature that spans a divide)
(Southern Vietnam) Short for nhà cầu (“latrine; lavatory”).
(economics) demand

verb

to ask for; to demand
to pray that something will happen; compare ước (“to wish”)