Word Study
insume |
insuperability |
insuperable |
insuperably |
insupportable |
insupposable
| insuppressible
| insuppressive
| insurability
| insurable
| insurable interest
insupposable
CIDE DICTIONARY
insupposable, a.
Incapable of being supposed; not supposable; inconceivable. [1913 Webster]
For further exploring for "insupposable" in Webster Dictionary Online