| smooth(adjective, right, flat, solid, level) |
| unmodified |
| accordant(adjective, ordinary, usual, steady, routine) |
| adamant |
| balanced(adjective, calm, strong, secure, like) |
| coherent(adjective, even, uniform, continuous, harmonious) |
| connected(adjective, dull, steady, stable, regular) |
| continuing(adjective, certain, fixed, reliable, continuous) |
| correspondent(adjective, like, balanced, identical, equivalent) |
| dependable(adjective, certain, ordinary, usual, steady) |
| homologous(adjective, like, balanced, identical, equivalent) |
| horizontal(adjective, quiet, smooth, soft, gentle) |
| identical(adjective, like, balanced, equivalent, alike) |
| incorrigible(adjective, even, rigid, inflexible, reliable) |
| indistinguishable(adjective, like, uniform, balanced, identical) |
| inert |
| plumb(adjective, smooth, right, solid, level) |
| reliable(adjective, calm, strong, secure, firm) |
| repeated(adjective, continuous) |
| rocky |