SAYS SAYS SAYS: Stronger Verbs for Academic Writing
This list suggests words help you vary your language.
The link address is: http://salt.arizona.edu/sites/salt.arizona.edu/files/tutoringfiles/handouts/Powerful%20Verbs%20for%20Essays.pdf
The link address is: http://salt.arizona.edu/sites/salt.arizona.edu/files/tutoringfiles/handouts/Powerful%20Verbs%20for%20Essays.pdf