| rotund(adjective, solid, big, heavy, round) |
| sedate(adjective, dull, severe, honest, dark) |
| significative(adjective, importance, valuable, main, notable) |
| staid(adjective, dull, set, severe, honest) |
| cumbrous(adjective, big, heavy, awkward, substantial) |
| demanding(adjective, hard, severe, difficult, harsh) |
| dense(adjective, big, heavy, substantial) |
| effectual(adjective, strong, sharp, energetic, important) |
| exacting(adjective, hard, severe, difficult, harsh) |
| forcible(adjective, clear, strong, energetic, big) |
| formidable(adjective, severe, harsh, heavy, painful) |
| good(sound, right, reasonable, rational, genuine) |
| huge(adjective, big, heavy, significant, awkward) |
| integral(adjective, importance, main, extremely significant) |
| pregnant(adjective, big, significant, awkward, substantial) |
| signal(adjective, solid, extraordinary, importance, unusual) |
| somber(adjective, dull, severe, honest, sad) |
| sound(reasonable, important, powerful, significant, rational) |
| compelling(adjective, clear, strong, great, sound) |
| decisive(adjective, powerful, significant, substantial, serious) |