blow up has 32 distinct synonyms spread across 8 of its 8 senses. 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. Its one recorded opposite is reduce.
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.
get very angry and fly into a rage
“The professor combusted when the student didn't know the answer to a very elementary question”
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Synonyms, antonyms and the broader and narrower relations for blow up come from Princeton University’s WordNet. Full sources and licences.