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The Collaborative International Dictionary
Pettifogulize

Pettifogulize \Pet`ti*fog"u*lize\, v. i. To act as a pettifogger; to use contemptible tricks.
--De Quincey.

Wiktionary
pettifogulize

vb. (context nonce obsolete intransitive English) To act as a pettifogger; to use contemptible tricks.