WordNet records no synonym and no antonym for pueblo. 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.
a member of any of about two dozen Native American peoples called `Pueblos' by the Spanish because they live in pueblos (villages built of adobe and rock)
a city in Colorado to the south of Colorado Springs
a communal village built by Indians in the southwestern United States
Synonyms, antonyms and the broader and narrower relations for pueblo come from Princeton University’s WordNet. Full sources and licences.