say it: suh-PAWR-tuh-buhl
supportable is an adjective meaning "capable of being borne though unpleasant". It carries one recorded sense.
capable of being borne though unpleasant
“sufferable punishment”
Definitions, synonyms and semantic relations for supportable come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.