| effectual(adjective, support, characteristic, benefit, useful) |
| efficacious(adjective, support, characteristic, benefit, useful) |
| essential(adjective, support, characteristic, benefit, useful) |
| favorable(adjective, support, characteristic, benefit, useful) |
| fortunate(adjective, support, characteristic, benefit, useful) |
| invaluable(adjective, support, characteristic, benefit, useful) |
| operative(adjective, support, characteristic, benefit, useful) |
| practical(adjective, support, characteristic, benefit, useful) |
| pragmatic(adjective, support, characteristic, benefit, useful) |
| productive(adjective, support, characteristic, benefit, useful) |
| serendipitous(adjective, support, characteristic, benefit, useful) |
| serviceable(adjective, support, characteristic, benefit, useful) |
| significant(adjective, support, characteristic, benefit, useful) |
| suitable(adjective, support, characteristic, benefit, useful) |
| sympathetic(adjective, support, characteristic, benefit, useful) |
| timely(adjective, support, characteristic, benefit, useful) |
| usable(adjective, support, characteristic, benefit, useful) |
| utilitarian(adjective, support, characteristic, benefit, useful) |
| at one(expression, coterminous, centrolineal, connecting) |
| coadjutant(adjective, characteristic, help, assistance) |