fuse has 17 distinct synonyms spread across 3 of its 6 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 defuse.
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.
an electrical device that can interrupt the flow of electrical current when it is overloaded
Synonyms, antonyms and the broader and narrower relations for fuse come from Princeton University’s WordNet. Full sources and licences.
any igniter that is used to initiate the burning of a propellant