hoity-toity
Concise Oxford English Dictionary © 2008 Oxford University Press:
hoity-toity/hɔɪtiˈtɔɪti/
▶adjective haughty or snobbish.
– origin C17: from obs. hoit ‘indulge in riotous mirth’, of unknown origin.
'hoity-toity' also found in these Oxford entries:

