1. 
   ruefully
   [adv] - in a rueful manner
   Found op http://www.webdictionary.co.uk/definition.php?query=ruefully
   
   
2. 
   ruefully
   contritely adverb in a rueful manner; ``I made a big mistake,` he said ruefully`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=ruefully
   
   
3. 
   ruefully
   1) Contritely 2) In a rueful manner 3) Remorsefully
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/ruefully/1
   
   

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