| conventional(adjective, current, average, general) |
| dimness(noun, current, average, general) |
| dreariness(noun, current, average, general) |
| dullness(noun, current, average, general) |
| dulness(noun, current, average, general) |
| easy(adjective, common, usual, customary) |
| essential(adjective, current, average, general) |
| expected(adjective, common, ordinary, customary) |
| flatness(noun, current, average, general) |
| frequent(adjective, common, ordinary, customary) |
| fundamental(adjective, current, average, general) |
| general(adjective, easy, common, usual) |
| generic(adjective, current, average, general) |
| global(adjective, current, average, general) |
| hackneyed(adjective, current, average, general) |
| homely(adjective, easy, common, usual) |
| indifferent(adjective, current, average, general) |
| informal(adjective, current, average, general) |
| lasting(adjective, current, average, general) |
| learning(noun, current, average, general) |