faux-naïf Syllabification: (faux-na·ïf)Pronunciation: /ˌfō näˈēf/Definition of faux-naïf adjective (of a work of art or a person) artificially or affectedly simple or naive:faux-naif pastoralism noun (faux naif) a person who pretends to be ingenuous:the old device of a faux naif observing his own country as a foreignerOrigin: mid 20th century: from French faux 'false' + naïf 'naive'