Fauntleroy
Concise Oxford English Dictionary © 2008 Oxford University Press:
Fauntleroy /ˈfɔːntlərɔɪ/ (also Little Lord Fauntleroy)
▶noun an excessively well-mannered or elaborately dressed young boy.
– origin from the name of the boy hero of Frances Hodgson Burnett's novel Little Lord Fauntleroy (1886).
'Fauntleroy' also found in these Oxford entries:

