quasher

quasher

(ˈkwɒʃə)
n
someone who quells or suppresses
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
The permissive 1960s also had an ef-f fect on England's finest crime quasher.
But her favorite possession is a giant wooden gavel -- dubbed "Burton's Subpoena Quasher," a gift from Hearst Magazine executives.
Be it the political wiggling of Maulana Diesel, the squirming of ANP legislators, an un-holy alliance between the Nooners and the Quashers over the Kalabagh Dam, and last but not the least, yet another historic offer by our Interior Malik to resign if the charges levelled are proven against him, they all have some significance.