Researchers disagree still, but most will accept six basic emotions (must appear without learning in infants, have a unique facial expression): happy, sad, anger, fear, disgust, surprise. Complex emotions build on these foundational emotions, such as jealousy, pride, shame, contempt, embarrassment (different than shame!), guilt, etc.[DOUBLEPOST=1450381679,1450381576][/DOUBLEPOST]
There are theories of emotions that posit this kind of thing.