مشاغب Translation of pettifogger

noun

A petty, quibbling, unscrupulous lawyer.

from The American Heritage® Dictionary of the English Language, 4th Edition
One who quibbles over trivia.

from The American Heritage® Dictionary of the English Language, 4th Edition

He had long been reading law in his curious, spasmodically concentrated way, and he had practised a little as a "pettifogger," that is, an unlicensed practitioner in the inferior courts.
Abraham Lincoln
Before this I had ventured to try a few law cases before justices of the peace, both in the country, in villages, and in the city, and I had some professional triumphs, occasionally over a regular attorney, but more commonly meeting the "pettifogger," who was of
Slavery and Four Years of War, Vol. 1-2 A Political History of Slavery in the United States Together With a Narrative of the Campaigns and Battles of the Civil War In Which the Author Took Part: 1861-1865
The unintended consequence is empowerment of the moneyed few that can still afford the overpriced beltway pettifogger who knows the ropes.
Stuart Whatley: This Side of Democracy
The chief pettifogger and Energizer Bunny for the pro-Clinton forces was political strategist James Carville, whose official title was Senior Political Adviser to the President.
Blood Sugar
Although now I have to thank you Andy Pandy because I'm now aware that I'm a pettifogger sense 2.
Ambiguity: Mixed Messages and Style Overlap