| functional |
| impressive(adjective, strong, energetic, powerful, vigorous) |
| able(adjective, strong, power, tough, energetic) |
| convincing(adjective, strong, sound, reasonable, energetic) |
| practical(adjective, useful, helpful, beneficial, advantageous) |
| puissant(adjective, strong, power, energetic, powerful) |
| serviceable(adjective, useful, beneficial, advantageous, efficient) |
| virtuous(adjective, tough, energetic, effective, adept) |
| weighty(adjective, good, strong, sound, right) |
| beneficial(useful, helpful, advantageous, optimistic) |
| authoritative(adjective, good, strong, sound, right) |
| compelling(adjective, strong, sound, reasonable, energetic) |
| energetic(adjective, strong, tough, vigorous, capable) |
| forcible(adjective, strong, energetic, important, powerful) |
| helpful(adjective, useful, beneficial, advantageous, optimistic) |
| important(adjective, strong, powerful, significant, useful) |
| substantial(adjective, good, strong, sound, right) |
| equal to(verb, expression, phrasal verb, power, tough) |
| good(sound, right, reasonable, rational, genuine) |
| impactful |