| harsh(adjective, strong, severe, intense, powerful) |
| heavy(adjective, strong, sound, tough, solid) |
| hefty(big, heavy, substantial) |
| high-powered(adjective, strong, moving, lively, active) |
| impassioned(adjective, strong, intense, passionate, violent) |
| impetuous(adjective, intense, passionate, violent, cruel) |
| important(strong, energetic, big, heavy, powerful) |
| intensive(strong, powerful, penetrating) |
| marked(adjective, strong, intense, energetic, important) |
| mettlesome(adjective, strong, tough, energetic, powerful) |
| muscular(adjective, strong, sound, tough, solid) |
| operative(important, powerful, effective) |
| passionate(adjective, strong, open, intense, energetic) |
| penetrating(strong, sharp, intense, powerful, influential) |
| peppy(adjective, strong, tough, energetic, powerful) |
| poignant(open, energetic, lively, sensitive, animated) |
| pointed(open, sharp, energetic, sensitive, animated) |
| productive(adjective, power, direct, energetic, lively) |
| profound(adjective, strong, intense, powerful, penetrating) |
| punchy(adjective, strong, energetic, violent, powerful) |