1. 
   inquisitory
   [adj] - diligent and thorough in inquiry or investigation
   Found op http://www.webdictionary.co.uk/definition.php?query=inquisitory
   
   
2. 
   inquisitory
   probing adjective diligent and thorough in inquiry or investigation; `a probing inquiry`; `a searching investigation of their past dealings`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=inquisitory
   
   
3. 
   inquisitory
   1) Diligent and thorough in inquiry or investigation 2) Inquiring 3) Probing 4) Searching
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/inquisitory/1
   
   

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