soi-disant
Concise Oxford English Dictionary © 2008 Oxford University Press:
soi-disant /ˌswɑːdiːˈzɒ̃/
▶adjective self-styled: a soi-disant novelist.
– origin Fr., from soi ‘oneself’ + disant ‘saying’.
'soi-disant' also found in these Oxford entries:

