hosteller / hostler [ˈhɒstlɜr]
hosteller – n. – 1. one who stays in hostels while traveling; 2. one that lodges or entertains guests or strangers; 3. the officer in charge of guests at a religious house
hostler – n. – 1. a stableman at an inn; 2. U.S. a person in charge of vehicles or machines, especially railway engines when they are not in use