1. 
   Acerbic
   A·cerb'ic adjective Sour or severe.
   Found op http://www.encyclo.co.uk/webster/A/17
   
   
2. 
   Acerbic
   • (a.) Sour or severe.
   Found op http://thinkexist.com/dictionary/meaning/acerbic/
   
   
3. 
   acerbic
   acerb, acerbic Having a bitter or sour taste; sharp or bitter in temper, mood, or expression.
   Found op http://www.wordinfo.info/words/index/info/view_unit/12/
   
   
4. 
   acerbic
   1) Acerb 2) Astringent 3) Biting 4) Biting, as criticism 5) Bitter 6) Harsh, as criticism 7) Sarcastic 8) Sharp 9) Sour 10) Tart
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/acerbic/1
   
   

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