| powerful(adjective, clear, strong, great, direct) |
| strong(adjective, clear, strong, power, great) |
| violent(adjective, clear, strong, tough, severe) |
| potent(adjective, clear, strong, great, direct) |
| effective(adjective, clear, strong, power, tough) |
| vigorous(adjective, action, strong, great, sound) |
| forcible(adjective, clear, strong, direct, sound) |
| energetic(adjective, action, strong, direct, sound) |
| mighty(adjective, strong, great, sound, tough) |
| telling(adjective, clear, strong, direct, violent) |
| persuasive(adjective, clear, strong, direct, tough) |
| convincing(adjective, clear, strong, direct, severe) |
| active(adjective, activity, action, strong, direct) |
| compelling(adjective, clear, strong, direct, severe) |
| dynamic(adjective, action, strong, great, tough) |
| emphatic(adjective, strong, direct, severe, sharp) |
| puissant(adjective, clear, strong, great, sound) |
| cogent(adjective, clear, strong, direct, tough) |
| weighty(adjective, clear, strong, sharp, violent) |
| influential(adjective, clear, strong, great, energetic) |