riff-raff
noun /ˈrɪf ræf/
  /ˈrɪf ræf/
[uncountable + singular or plural verb] (disapproving)- an offensive way of referring to people of low social class or people who are not considered socially acceptable
- We don’t want to let all the riff-raff in.
 
More Like This Reduplicative wordsReduplicative words- airy-fairy
 - argy-bargy
 - chit-chat
 - criss-cross
 - dilly-dally
 - harum-scarum
 - helter-skelter
 - higgledy-piggledy
 - hocus-pocus
 - hoity-toity
 - hotchpotch
 - hurly-burly
 - itty-bitty
 - mumbo jumbo
 - mishmash
 - nitty-gritty
 - ping-pong
 - pitter-patter
 - shilly-shally
 - teeny-weeny
 - tittle-tattle
 - touchy-feely
 - wishy-washy
 
Word Originlate 15th cent. (as riff and raff): from Old French rif et raf ‘one and all, every bit’, of Germanic origin.