1. 
   Niff
   Niff is British slang for a bad smell.
   Found op http://www.probertencyclopaedia.com/browse/ZN.HTM
   
   
2. 
   Niff
   Niff is British slang for a bad smell.
   Found op http://www.probertencyclopaedia.com/browse/ZN.HTM
   
   
3. 
   niff
   [n] - (British slang) an unpleasant smell
   Found op http://www.webdictionary.co.uk/definition.php?query=niff
   
   
4. 
   niff
   pong noun an unpleasant smell
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=niff
   
   
5. 
   niff
   1) Fetor 2) Foetor 3) Malodor 4) Malodour 5) Mephitis 6) Pong 7) Reek 8) Slang for a bad smell 9) Stench 10) Stink
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/niff/1
   
   

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