| Term | Definition |
| embolden | encourage |
| eminent | famous |
| empathy | understanding |
| empirical | practical |
| enamored | charmed |
| encompass | include or comprise something |
| encompassing | including or comprising something |
| encroach | intrude |
| endemic | native |
| endorse | sign |
| enervate | weaken |
| enfranchise | to give political rights, esp. the right to vote at political elections |
| engender | breed |
| enhance | increase |
| enigma | puzzle |
| enigmatic | puzzling |
| ennui | tiredness |
| enthrall | engross |
| enthralling | engrossing |
| enticement | allurement |
| envious | jealous |
| ephemeral | temporary |
| epiphany | any revelation of the existence of a divine being |
| epistemology | study of how we know things |
| epistolary | in letter form |
| epitome | model |
| epitomize | symbolize |
| equanimit | calmness |
| equivocate | hesitate |
| erosion | breakup |
| erudite | learned |
| erudition | learning |
| escalating | rising |
| eschew | avoid |
| esoteric | obscure |
| espouse | champion |
| estrangement | alienation |
| eulogize | glorify |
| eulogy | tribute |
| euphemism | use of pleasant, mild or indirect words for an unpleasant idea |
| euphoria | exhilaration |
| euthanasia | assisted-suicide |
| evanescence | vanishment |
| evanescent | quickly fading |
| evenhanded | balanced |
| evocation | a bringing to mind |
| evocative | able to evoke memories |
| evoke | to bring to mind |
| exacting | tough |
| exalted | great |
| exasperate | to irritate or annoy greatly |
| excise | tax |
| exclusive | for only one person |
| exculpate | to free somebody from blame |
| execrate | to express or feel hatred of |
| expatriate | emigrant |