| elephantine(adjective, heavy, awkward, substantial) |
| grave(adjective, heavy, substantial) |
| heavyweight(adjective, heavy, substantial) |
| inflated(adjective, heavy, large, stout) |
| jelly-belly(adjective, heavy, large, stout) |
| lard(adjective, heavy, large, stout) |
| large(adjective, heavy, awkward, substantial) |
| massive(heavy, awkward, substantial, large) |
| oversize(adjective, heavy, large, stout) |
| plumpish(adjective, heavy, round, stout) |
| ponderous(adjective, heavy, awkward, substantial) |
| solid(adjective, heavy, round, large) |
| substantial(solid, physical, heavy, awkward) |
| whalelike(adjective, heavy, large, stout) |
| big deal(expression, heavy, substantial) |
| consequential(heavy, substantial) |
| critical(heavy, substantial) |
| crucial(heavy, substantial) |
| earnest(heavy, substantial) |
| forcible(heavy, substantial) |