parvenue
par·ve·nue
adjective
1.
characteristic of someone who has risen economically or socially but lacks the social skills appropriate for this new position
2.
of or characteristic of a parvenu
Origin
Borrowed from French parvenue, feminine past participle of parvenir (“to arrive”), learned borrowing from Latin parvenire, from per- (“through”) + venire (“to come”).
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.