sŭpĕrābĭlis

e, adj.

supero

I. that may be got over or surmounted. *
I. Lit.: murus, Liv. 25, 23, 12.—
II. Trop., that may be overcome or subdued, conquerable, superable (very rare): non est per vim superabilis ulli, Ov. Tr. 5, 8, 27: invictos et nullis casibus superabiles Romanos praedicabant, Tac. A. 2, 25: an talis caecitas ac debilitas ope humanā superabiles forent, id. H. 4, 81.
Lewis & Short
A Latin Dictionary, 1879
An open-access project