Pre·var'i·ca`tor noun [ Latin praevaricator : confer French prévaricateur .] 1. One who prevaricates. 2. (Roman Law) A sham dealer; one who colludes with a defendant in a sham prosecution. 3. One who betrays or abuses a trust. Prynne. Found on http://www.encyclo.co.uk/webster/P/158
prevaricator 1. Someone who has lied or who lies repeatedly. 2. A person who speaks falsely; a liar. 3. Anyone who speaks so as to avoid the precise truth; a quibbler; an equivocator. Found on http://www.wordinfo.info/words/index/info/view_unit/2266/