| powerful(adjective, clear, strong, great, direct) |
| effective(adjective, clear, strong, great, energetic) |
| persuasive(adjective, clear, strong, great, direct) |
| forceful(adjective, clear, strong, direct, severe) |
| constraining(noun, verb, adjective, force, strong) |
| impressive(adjective, pleasant, energetic, pleasing, capable) |
| urgent(adjective, clear, strong, great, important) |
| telling(adjective, clear, strong, great, direct) |
| convincing(adjective, clear, strong, great, direct) |
| strong(adjective, clear, sound, reasonable, energetic) |
| cogent(adjective, clear, strong, great, direct) |
| commanding(adjective, strong, energetic, violent, powerful) |
| imperative(adjective, strong, important, significant, serious) |
| pressing(verb, adjective, important, significant, serious) |
| crucial(adjective, important, significant, serious, essential) |
| forcing(noun, verb, force, compulsion, intimidation) |
| impelling(verb, adjective, propelling) |
| potent(adjective, clear, strong, great, direct) |
| fascinating(adjective, strong, moving, pleasant, lively) |
| necessary(adjective, reasonable, sensible, important, serious) |