health problem healthp·rob·lem uncommon noun 1. a state in which you are unable to function normally and without pain Synonymsill healthunhealthinesshealth problem Antonymsgood health Related words Broader terms pathological state Narrower terms dyscrasiaillnessinvalidismbiliousnessinfectionheatstrokepathologyaffliction WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.