WordNet records no synonym and no antonym for secretary of health and human services. It is the only member of each of its synsets, which is common for technical, taxonomic and single-sense vocabulary — there is no other English word that means the same thing. The broader and narrower terms below are the useful relations in that case.
Counts are distinct word forms across every sense. A synonym that appears under three senses is counted once here and shown three times below, under each sense it belongs to.
the person who holds the secretaryship of the Department of Health and Human Services
“the first Secretary of Health and Human Services was Patricia Roberts Harris who was appointed by Carter”
the position of the head of the Department of Health and Human Services
“the post of Secretary of Health and Human Services was created by Congress in 1979”
Synonyms, antonyms and the broader and narrower relations for secretary of health and human services come from Princeton University’s WordNet. Full sources and licences.