WordNet records no synonym and no antonym for macumba. 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.
(Brazil) followers of a religious cult of African origin
popular dance music of Brazil; derived from the practices of the macumba religious cult
a Brazilian religious cult of African origin; combines voodoo elements with singing and chanting and dancing
Synonyms, antonyms and the broader and narrower relations for macumba come from Princeton University’s WordNet. Full sources and licences.