pettifogger
Concise Oxford English Dictionary © 2008 Oxford University Press:
pettifogger/ˈpɛtɪfɒɡə/
▶noun archaic an inferior legal practitioner.
– origin C16: from petty + obs. fogger ‘underhand dealer’, prob. from Fugger, the name of a family of merchants in Augsburg in the 15th and 16th cents.
'pettifogger' also found in these Oxford entries:

