say it: dis-HAHR-tuhnd
disheartened is an adjective meaning "made less hopeful or enthusiastic". It carries one recorded sense.
made less hopeful or enthusiastic
“desperate demoralized people looking for work”
“felt discouraged by the magnitude of the problem”
“the disheartened instructor tried vainly to arouse their interest”
Definitions, synonyms and semantic relations for disheartened 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.