I found this fabulous cheat sheet for writers in an article in GalleyCat! If you find yourself writing in cliches about your character's emotions, this may help.
Author Carolyn Kaufman wrote The Writer's Guide to Psychology, which explores ways that psychological insight can improve your story. She has made a free Body Language Cheat Sheet available for writers.
I am so happy that I found this as I was getting bogged down with this exact problem, coming up with ways to express the feelings of my characters without repetition.