Someone who obstructs, agent noun of obstruct(noun)
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Use "obstructer" in a sentence
"" I was extraordinarily mistrustful of District Attorney Rice ' s sudden change from obdurate obstructer to newfound champion of justice " during her campaign, said Friedman attorney Ron Kuby ."
"McConnell is a notable Senate obstructer and stay-the-course agent for Bush."
"Surely it cannot be Mr. Otis's position that no first-offending, non-violent, non-greedy obstructer of justice ought to do jail time."