A strong, uncontrollable want: craving A sweet dish at the end of a meal: dessert A small argument with a very close friend or partner: tiff Give someone energy: perk someone up How your body turns food into energy: metabolism Relating to thinking or mental activity: cognitive Bits in food that your body needs: nutrients Extreme tiredness: fatigue http://c1364652.cdn.cloudfiles.rackspacecloud.com/assets_green.swf