Nouns

(n)stewardsomeone who manages property or other affairs for someone else
(n)stewardthe ship's officer who is in charge of provisions and dining arrangements
(n)steward, flight attendantan attendant on an airplane
(n)shop steward, stewarda union member who is elected to represent fellow workers in negotiating with management
(n)custodian, keeper, stewardone having charge of buildings or grounds or animals