say it: suh-PAWR-tiv
supportive is an adjective meaning "furnishing support or assistance". It carries one recorded sense.
furnishing support or assistance
“a supportive family network”
“his family was supportive of his attempts to be a writer”
Definitions, synonyms and semantic relations for supportive 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.