Actions expressing emotions

Often parts of the body are closely linked to particular verbs.
The combination of the verb and the part of the body expresses an emotion or attitude:

action                       parts of the body           you feel... 

bite                                 lips                               nervous

clench                             fist                               angry, agressive

click                                fingers                         trying to remember something

click                                tongue                         annoyed 

drum/tap                         fingers                        impatient

hang                                head                            ashamed

lick                                  lips                              antecipating something good, nervous

nod                                  head                             agreeement