| effective(keen, smart, intelligent, competent, capable) |
| effectual(keen, smart, intelligent, competent, capable) |
| effervescent(adjective, light, slight, easy, bright) |
| effortless(competent, capable, handy, adroit, proficient) |
| electric(hot, quick, velocity, rapid, nimble) |
| enable |
| enterprising(adjective, keen, bright, intense, energetic) |
| entrepreneurial |
| equal to(expression, keen, smart, intelligent, competent) |
| ethereal(adjective, light, slight, easy, thin) |
| experienced(keen, smart, intelligent, competent, capable) |
| fairylike |
| featherweight(adjective, light, slight, easy, thin) |
| feathery(adjective, light, slight, easy, thin) |
| filmy(adjective, light, slight, easy, thin) |
| flashing(hot, quick, rapid, nimble, speedy) |
| fleeting(hot, quick, rapid, nimble, speedy) |
| flimsy(adjective, light, slight, easy, thin) |
| floatable(adjective, light, slight, easy, thin) |
| floating(adjective, light, slight, easy, thin) |