theravada buddhism has 1 distinct synonym spread across 1 of its 1 sense. Each sense below keeps its own list, because a synonym belongs to a meaning and not to a word: swapping one sense's substitute into another sense's sentence is how a thesaurus makes writing worse. WordNet records no antonym for it — antonymy is a relation between word forms rather than concepts, so it is deliberately sparse.
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.
one of two great schools of Buddhist doctrine emphasizing personal salvation through your own efforts; a conservative form of Buddhism that adheres to Pali scriptures and the non-theistic ideal of self purification to nirvana; the dominant religion of Sri Lanka (Ceylon) and Myanmar (Burma) and Thailand and Laos and Cambodia
Synonyms, antonyms and the broader and narrower relations for theravada buddhism come from Princeton University’s WordNet. Full sources and licences.