Collocations for steward - noun

chief, senior
air (BrE,old-fashioned), cabin, ship's
wine
shop, union (both esp. BrE)
She was elected a shop steward.

club (esp. BrE)
race (esp. BrE), state (AmE), track (AmE)
The race stewards will investigate the incident.

faithful, good, responsible (all esp. figurative)
a faithful steward of God's word

act as
elect (sb) (esp. BrE)

steward's enquiry (BrE,sport)
a steward's enquiry into Goodman's victory

steward to
Moore was acting as steward to Fleming.