1. 
   sneakingly
   [adv] - in a sneaky manner
   Found op http://www.webdictionary.co.uk/definition.php?query=sneakingly
   
   
2. 
   sneakingly
   adverb in a sneaky manner; `I always felt sneakingly that I wanted to be a concert pianist`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=sneakingly
   
   
3. 
   sneakingly
   1) In a sneaky manner
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/sneakingly/1
   
   

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