| eminent(adjective, characteristic, importance, significance) |
| epoch-making(adjective, characteristic, importance, significance) |
| epochal(adjective, characteristic, importance, significance) |
| eventful(adjective, characteristic, importance, significance) |
| evidential(adjective, characteristic, importance, significance) |
| evidentiary(adjective, characteristic, importance, significance) |
| grand(adjective, characteristic, importance, significance) |
| grave(adjective, characteristic, importance, significance) |
| grievous(adjective, characteristic, importance, significance) |
| historic(adjective, characteristic, importance, significance) |
| in-chief(adjective, characteristic, importance, significance) |
| life-or-death(adjective, characteristic, importance, significance) |
| momentous(adjective, characteristic, importance, significance) |
| monumental(adjective, characteristic, importance, significance) |
| of the essence(expression, adjective, characteristic, importance, significance) |
| outstanding(adjective, characteristic, importance, significance) |
| pivotal(adjective, characteristic, importance, significance) |
| portentous(adjective, characteristic, importance, significance) |
| primary(adjective, characteristic, importance, significance) |
| principal(adjective, characteristic, importance, significance) |