名詞 parvenu:

1. a person who has suddenly risen to a higher economic status but has not gained social acceptance of others in that class
   同義詞：upstart, nouveau-riche, arriviste

形容詞 parvenu:

1. characteristic of someone who has risen economically or socially but lacks the social skills appropriate for this new position
   同義詞：nouveau-riche, parvenue, upstart
2. of or characteristic of a parvenu
   同義詞：parvenue

1. The parvenu invited guests but they all hung off.
   這個暴發(fā)戶邀請了客人，但是他們都不愿意去。

par.ve.nu

n.（名詞）
A person who has suddenly risen to a higher social and economic class and has not yet gained social acceptance by others in that class.
暴發(fā)戶：突然升到一個更高的社會或經(jīng)濟地位但尚未得到該價級的其他人承認的人

來源：
French [from past participle of] parvenir [to arrive]
法語 [] 源自parvenir的過去分詞 [到達]
from Latin pervenore
源自 拉丁語 pervenore
per [through] * see per
per [通過] *參見 per
venore [to come] * see g w3-
venore [來] *參見 g w3-

【引伸】
par.venu.
adj.（形容詞）