Babbitt
Philistine
Young Turk
boor
bounder
bourgeois
bright young man
cad
churl
clown
comer
emigrant
epicier
fledgling
gate-crasher
greenhorn
groundling
guttersnipe
hooligan
ill-bred fellow
immigrant
intruder
looby
lout
low fellow
modern
modern generation
modern man
modernist
modernizer
mucker
neologism
neologist
neology
neonate
neoteric
neoterism
neoterist
new arrival
new boy
new generation
new man
newcomer
nouveau riche
novus homo
parvenu
peasant
recruit
ribald
rising generation
disagreeable person
unpleasant person
climber
junior
social climber