| A | B |
| misandry | hatred of men |
| misanthrope | hatred of humanity |
| misogamy | hatred of marriage |
| misogyny | hatred of women |
| misoneism | hatred of new things |
| misology | hatred of argument |
| dysentery | bad intestinal function |
| dysfunction | something not working correctly |
| dyslexia | condition causing trouble reading |
| dyspepsia | bad digestion |
| dysphagia | difficulty swallowing |
| dysphasia | bad speech due to head injury |
| dystrophy | condition where the muscles don't take nutrition |
| euthenics | science of improving living conditions like water, roads, etc |
| eugenics | science of improving people by changing genes & chromosomes |
| eulogize | to say good things about a person at his/her death |
| eupepsia | good digestion |
| euphemism | using a good word for a bad one |
| euphonious | lovely to hear |
| cacophonous | horrible to listen to |
| euphoria | very good feeling |
| euthanasia | painless death |