Late Middle English (in an earlier sense). From recompense + -able. Compare post-classical Latin recompensabilis requitable, Middle French recompensable, Spanish recompensable.
Definition of recompensable in US English:
recompensable
adjectiveˌrɛkəmˈpɛnsəbl
Likely or able to be recompensed.
Origin
Late Middle English (in an earlier sense). From recompense + -able. Compare post-classical Latin recompensabilis requitable, Middle French recompensable, Spanish recompensable.