The medicine was defficacious; My cough only worsened after taking it.
His defficacious work resulted in extended work hours for all his co-workers.
His defficacious work resulted in extended work hours for all his co-workers.
by efficacious_eruditer October 20, 2012
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Get the deffocate mug.by Johnny Longstory July 13, 2014
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"She deffo likes you."
by EhreEntwendet January 6, 2019
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A chess piece that attack and defense at the same time. Notably the Knight. Noted by hartigor in Twich chat. The word had been acknowledge by GM Christian Chirila.
The knight on g4 Deffeck both f2 and e5.
by doorbook August 26, 2019
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